Though the motive behind Bryan Kohberger's violent attack remains unknown, the former police chief says "new information could come out still."

Despite Kohberger's guilty plea in the Idaho murders, investigators still don't know his motive, who he targeted or where the murder weapon is after he covered his tracks.

After eight years as chief and nearly 29 years overall with the city police department, Fry retired from his post in May 2024. His decision came about a year and a half after the arrest of Bryan Kohberger, who stabbed the four college students to death for reasons detectives said they still don’t know.

Bryan Kohberger was sentenced to life in prison for killing Madison Mogen, Kaylee Goncalves, Xana Kernodle and Ethan Chapin. Will we ever know his motive?

The facility is about 20 minutes outside Boise, where Kohberger appeared in court Wednesday to be sentenced to four consecutive life sentences plus 10 years for the fatal stabbings of Kaylee Goncalves, Madison Mogen, Xana Kernodle and Ethan Chapin.

Bryan Kohberger received four life terms after the victims’ families and friends faced him in court. He declined to speak, and investigators said they remained mystified by his motives.

President Trump said he wants the judge in the criminal case of Bryan Kohberger to ask for a motive. He will be sentenced for killing 4 Idaho students

At a press conference after the sentencing, lead investigators said the evidence suggests Kohberger specifically targeted the King Road house, but there's no clarity as to who his intended victim was. RELATED: Surviving roommates' emotional sentencing tribute: Living for friends stolen by tragedy