Man shot, killed after wounding 3 police officers

Wednesday, July 25, 2012 | 10:52 a.m. CDT; updated 1:40 p.m. CDT, Wednesday, July 25, 2012

ST. LOUIS — A St. Louis-area man suspected of wounding two sheriff's deputies in an ambush with an assault-style weapon was shot and killed Wednesday by authorities after he stabbed an arresting officer, a sheriff said.