Trial begins for man accused of killing Clark County detective By Troy Brynelson (OPB)Sept. 9, 2023 12:33 a.m.The prosecution calls the killing an ambush, but Guillermo Raya Leon’s defense team calls it self-defense.📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up