WILMINGTON, Del. (AP) — A trial is beginning for one of three remaining inmate defendants in a deadly riot at Delaware's maximum-security prison.

DOVER, Del. (AP) — A Delaware judge has pushed back trial dates for remaining inmate defendants charged in a deadly prison riot.

WILMINGTON, Del. (AP) — An inmate being tried for the murder of a correctional officer during a riot at Delaware's maximum-security prison was the "puppet master" of the uprising, a convicted murderer who also participated in the riot told jurors Wednesday.