Prosecutors agree not to allow for Zachary Chesser to serve time in ` ` supermax '' prison . Chesser 's lawyer says he has renounced violent crimes . Chesser could receive up to 20 years in prison at February 2018 sentencing . Chesser was arrested on July 21 . Judge says defense agrees to a sentence of at least 20 years .
Prosecutors agree not to allow for Zachary Chesser to serve time in ` ` supermax '' prison . Chesser 's lawyer says he has renounced violent crimes . Chesser could receive up to 20 years in prison at February 2018 sentencing . Judge says defense agrees to a sentence of at least 20 years .