With a series of “yes” replies to a judge, the Poconos man accused of killing four Idaho college students pleaded guilty in exchange for life in prison and no death penalty. But left untold so far: What motivated Bryan Kohberger to commit the middle-of-the-night knife attacks and why those victims?

A childhood friend of Bryan Kohberger’s was disgusted to find out he was capable of carrying out a quadruple homicide — and she wonders if he ever thought about killing her.

Many questions remain after Bryan Kohberger decided to plead guilty to the murders of Kaylee Goncalves, Madison Mogen, Xana Kernodle and Ethan Chapin.