WILBER — As soon as Jennifer Koll pulled into the garage at her home near Wilber-Clatonia School on the southwest edge of town Nov. 16, 2017, she could smell it.
The odor of bleach was everywhere, she said.
“It consumed the whole upstairs of the house,” Koll said.
When she went down the stairs, near the basement apartment she and her husband, Alan, rented to Aubrey Trail and Bailey Boswell, it was even worse, she said.
She's allergic and it was making her sick.
Two days later, a Saline County Sheriff’s deputy would come knocking on the door, asking about the tenants in 621B.
On Friday, the second day of testimony in Trail’s murder trial for the killing of 24-year-old Sydney Loofe of Lincoln, Alan Koll testified that, before this came to a head, Trail had seemed to be a good renter. He wasn't late with the rent and even paid ahead, through January 2018.
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He said he didn’t have much contact with the couple, who said they were engaged. A few times, Alan Koll offered them extra vegetables from the garden. Trail gave him a couple of porcelain dolls as gifts for his grandkids.
That was before Nov. 15, 2017, the night Boswell picked up Loofe, whom she'd matched with on Tinder, at about 7 p.m. to go on a date. No one saw Loofe again. Her cellphone led police to Wilber, about 40 miles southwest of Lincoln.
Trail or Boswell didn’t come around again after that.
But, testifying back-to-back Friday, the Kolls said they hadn't heard anything unusual coming from the apartment that night. Nor did Jennifer's son, Dayton He, who was home from college in Kansas and shared walls with Trail and Boswell in the basement.
"I don't recall any distinct noises," He said.
He didn't recall specifically, but thought he probably hadn't come home until 10 p.m. or so on Nov. 15.
The next day, Alan Koll said his wife texted him about the smell of bleach in their house. She left the garage open to try to air it out, but it still was noticeable when he got home from work that night.
It wouldn't be long, just a couple of days, before deputies came knocking, asking about Trail and Boswell.
Alan Koll said not long after the deputies visited he noticed a problem in the basement apartment. The air conditioner kept freezing up. Someone in the apartment had left it on, set at 60 degrees, despite the chilly mid-November weather.
When investigators came around and showed them photos of Loofe, Jennifer Koll said she thought she had seen her with Boswell twice before, once around lunch time Nov. 15, 2017, and the other time in the summer.
"You're confident it was Sydney Loofe?" defense attorney Joe Murray asked her.
"I am," she answered.
But Jennifer Koll admitted it was possible it wasn't Loofe she saw with Boswell. Nebraska Assistant Attorney General Mike Guinan said investigators had video of Loofe at work at Menards in Lincoln at the time.
In a search of the apartment Nov. 19, 2017, Nebraska State Patrol Investigator Pedram Nabeh snapped photos of what officials found while looking for clues to help them find Loofe.
In the abandoned apartment, they'd found a handwritten note on how to encrypt a phone; a receipt from Dollar General at 5 p.m. Nov. 15, for several roasting pans and duct tape; and another receipt from Food Mesto at 11:30 a.m. the next day, buying bleach and trash bags.
Three Clorox bottles still sat on the dryer when investigators got there. One was completely empty, another nearly.
An oscillating fan had been left on in the living room. In the bedroom, investigators took a gray, fitted sheet off the bed, to test for DNA. They found the matching flat sheet a couple of weeks later when they found Loofe's remains in rural Clay County.
Tweets from court reporter Lori Pilger
Photos: Aubrey Trail in court
Photos: Aubrey Trail in court
Aubrey Trail, 6.9

Aubrey Trail is wheeled out of a Saline County courtroom on Wednesday after being sentenced to death in the killing of Sydney Loofe.
Aubrey Trail, 6.9

Aubrey Trail is wheeled out of the Saline County Courthouse courtroom where he was sentenced to death on June 9 in the murder of Sydney Loofe .
Aubrey Trail, 6.9

The family of Sydney Loofe, (from left) brother Levi, sister MacKenzie, mother Susie, and father George, watches the sentencing of Aubrey Trail on Wednesday, at the Saline County Courthouse.
Aubrey Trail, 6.9

Aubrey Trail is wheeled out of the Saline County courtroom on Wednesday after being sentenced to death in the murder of Sydney Loofe.
Aubrey Trail, 6.9

Judge Vicky Johnson speaks at the sentencing of Aubrey Trail on June 9 at the Saline County Courthouse. Trail was sentenced to death.
Aubrey Trail, 6.9

Judges Susan Strong and Michael Smith, who served with Judge Vicky Johnson on a three-judge panel that determined the penalty for Aubrey Trail, listen during the hearing where he learned his fate on June 9 at the Saline County Courthouse.
Aubrey Trail, 6.9

Judge Vicky Johnson speaks at the sentencing of Aubrey Trail on Wednesday at the Saline County Courthouse.
Aubrey Trail, 6.9

Susie Loofe, mother of Sydney Loofe, listens during the sentencing of Aubrey Trail on Wednesday at the Saline County Courthouse.
Aubrey Trail, 6.9

Aubrey Trail is wheeled into the the courtroom on Wednesday at the Saline County Courthouse.
Aubrey Trail, 6.9

Aubrey Trail (from left) and his defense attorneys Joe Murray and Ben Murray listen during the sentencing hearing on June 9 at the Saline County Courthouse.
Aubrey Trail, 6.9

Aubrey Trail (left) is wheeled into the the courtroom in front of the family members of Sydney Loofe on Wednesday at the Saline County Courthouse.
Aubrey Trail Trial, 7.10

Aubrey Trail is wheeled out of court after being found guilty of first-degree murder on July 10. Trail, who showed no emotion as the verdicts were read, was also found guilty of a second count of criminal conspiracy to commit murder.
Aubrey Trail Trial, 7.10

Sydney Loofe's mother, Susie Loofe, sits between her daughter, MacKenzie Loofe, and Loofe's father, George, as the clerk of the court reads the guilty verdict against Aubrey Trail in Saline County District Court last year. The jury of six men and six women deliberated for less than three hours before returning the verdict on a first-degree murder charge.
Aubrey Trail Trial, 7.10

Deputies stand near Aubrey Trail on Wednesday in Saline County District Court.
Aubrey Trail Trial, 7.10

Aubrey Trail (left) looks in the direction of the jury during judge's instructions on July 10 in Saline County District Court.
Aubrey Trail Trial, 7.10

Defense attorney Joe Murray (right) looks toward the jury as Saline County District Court Judge Vicky Johnson delivers instructions on July 10.
Aubrey Trail Trial, 7.10

Defendant Aubrey Trail listens as Saline County District Court Judge Vicky Johnson finishes her instructions to the jury on Wednesday.
Aubrey Trail Trial, 7.10

Saline County District Court Judge Vicky Johnson reads her instructions to the jury before their deliberations on Wednesday.
Aubrey Trail Trial, 7.10

Defendant Aubrey Trail looks in the direction of the jury during the judge's instructions to the jury on Wednesday in Saline County District Court.
Aubrey Trail trial, 7.9.19

Aubrey Trail testifies in his murder trial in Saline County District Court on Tuesday.
Aubrey Trail trial, 7.9.19

FBI Agent Mike Maseth testifies about letters from Aubrey Trail during his trial in Saline County District Court on Tuesday.
Aubrey Trail trial, 7.9.19

Prosecutors showed jurors a letter from Aubrey Trail, written in code, in his murder trial in Saline County District Court.
Aubrey Trail trial, 7.9.19

Prosecutors shared a letter written by Aubrey Trail during his murder trial in Saline County District Court.
Aubrey Trail trial, 7.9.19

Prosecutors showed jurors a letter from Aubrey Trail, written in code, in his murder trial in Saline County District Court.
Aubrey Trail trial, 7.9.19

Deputies keep an eye on Aubrey Trail, who returned to court for the first time on Tuesday following an apparent suicide attempt in the courtroom last month.
Aubrey Trail trial, 7.9.19

Aubrey Trail points to photos his attorney Joe Murray is holding while testifying in his murder trial in Saline County District Court in July.
Aubrey Trail trial, 7.9.19

Aubrey Trail stretches during his trial at the Saline County Courthouse on Tuesday.
Aubrey Trail Trial, 6.28

Assistant Nebraska Attorney General Mike Guinan (right) hands material written by Aubrey Trail to FBI special agent Michael Maseth on Friday during Trail's trial in Saline County District Court.
Aubrey Trail Trial, 6.28

Defense attorney Joe Murray objects to FBI special agent Michael Maseth being asked "whose handwriting is this" on Friday during Aubrey Trail's trial.
Aubrey Trail Trial, 6.28

The defense and prosecution, including Assistant Attorney General Mike Guinan (center right), are shown June 28 at their respective tables during Aubrey Trail's trial at the Saline County District Court in Wilber.
Aubrey Trail Trial, 6.28

Assistant Nebraska Attorney General Mike Guinan (left) questions FBI special agent Michael Maseth on Friday during Aubrey Trail's trial in Saline County District Court in Wilber.
Aubrey Trail Trial, 6.28

Wilber, NEB. - 6/28/2019 - Saline County District Court Judge Vicky Johnson addresses the attorneys after defense attorney Joe Murray makes an objection on Friday, June 28, 2019, during the Aubrey Trail Trial at Saline County District Court. EMILY HANEY, Journal Star
Aubrey Trail Trial, 6.28

A four-hour police interview with Aubrey Trail is played on Friday in Saline County District Court.
Aubrey Trail Trial, 6.28

Prosecutors showed a four-hour police interview with Aubrey Trail during his trial on Friday in Saline County District Court.
Aubrey Trail Trial, 6.28

Prosecutors showed a four-hour police interview with Aubrey Trail during his trial on Friday in Saline County District Court.
Aubrey Trail Trial, 6.28

Prosecutor Mike Guinan holds Aubrey Trail's writing samples on Friday during the trial in Saline County District Court.
Aubrey Trail trial, 6.24.2019

Defense attorney Joe Murray listens to instructions from Saline County District Court Judge Vicky Johnson regarding an outburst from defendant Aubrey Trail on Monday.
Aubrey Trail trial, 6.24.2019

Saline County District Judge Vicky Johnson addresses the jury regarding an outburst from defendant Aubrey Trail earlier on Monday.
Aubrey Trail

Aubrey Trail is taken from the Saline County courthouse after he shouted and appeared to cut his neck with an object during testimony on Monday in his murder trial.
Aubrey Trail Trial, 6.18

Aubrey Trail (left) and defense attorney Ben Murray listen as Assistant Attorney General Sandra Allen delivers her opening statement to the jury on Tuesday.
Aubrey Trail Trial, 6.18

Aubrey Trail (left) listens and defense attorney Ben Murray takes notes as Nebraska Assistant Attorney General Sandra Allen delivers her opening statement to the jury Tuesday in Trail's murder trial in Wilber.
Aubrey Trail Trial, 6.18

Aubrey Trail sits to the left of attorneys for the defense and prosecution during opening statements in his murder trial in Saline County District Court on Tuesday.
Aubrey Trail Trial, 6.18

Defense attorney Joe Murray delivers his opening statement to the jury as Aubrey Trail's murder trial begins Tuesday in Saline County District Court.
Aubrey Trail Trial, 6.18

Nebraska Assistant Attorney General Sandra Allen talks to the jury during her opening statement Tuesday in Aubrey Trail's murder trial in Saline County District Court.
Aubrey Trail Trial, 6.18

Aubrey Trail listens as Assistant Attorney General Sandra Allen delivers her opening statement to the jury last week in Saline County District Court.
Aubrey Trail Trial, 6.18

Defense attorney Joe Murray delivers his opening statement to the jury as the Aubrey Trail trial begins Tuesday in Saline County District Court.
Aubrey Trail Trial, 6.18

Assistant Attorney General Sandra Allen delivers her opening statement to the jury as Aubrey Trail's trial begins Tuesday in Saline County District Court.
Aubrey Trail Trial, 6.18

Defense attorney Joe Murray (left) sits behind the prosecution's table to watch and listen as Assistant Attorney General Sandra Allen delivers her opening statement to the jury in Aubrey Trail's trial in Saline County District Court.
Aubrey Trail Trial, 6.18

Aubrey Trail enters the courtroom on Tuesday, the first day of his trial in Saline County District Court.
Aubrey Trail Trial, 6.18

Saline County District Court Judge Vicky Johnson instructs the jury on Tuesday.
Aubrey Trail plea hearing

Aubrey Trail appears in Saline County District Court for a plea hearing on Monday.
Aubrey Trail plea hearing

Aubrey Trail (center) is wheeled into Saline County District Court in Wilber for a plea hearing Monday.
Aubrey Trail plea hearing

Defense attorney Joe Murray listens during a plea hearing for Aubrey Trail in Saline County District Court on Monday.
Aubrey Trail plea hearing

Defense attorney Joe Murray speaks to the judge as client Aubrey Trail (left) listens during a plea hearing in Saline County District Court on Monday.
Aubrey Trail plea hearing

Aubrey Trail appears in Saline County District Court for a plea hearing on Monday.
Aubrey Trail plea hearing

Saline County District Court Judge Vicky Johnson guides Aubrey Trail through a plea hearing Monday.
Aubrey Trail

Aubrey Trail appears in Saline County District Court for a plea hearing on Monday.