The Brief Prosecutors filed murder and kidnapping charges against 66-year-old Jianquan Bo following a deadly July 29 ambush in Chino Hills. San Bernardino County DA Jason Anderson announced a special circumstance allegation, making Bo eligible for life without parole or the death penalty. What led up to the death of Mr. Shakur, and that's why we file murder charges against the surviving suspect," Anderson said. Timeline:During Monday's briefing, San Bernardino County Sheriff Shannon D. Dicus called the events a "calculated act of violence." 10:05 p.m.: San Bernardino County Sheriff’s deputies locate the vehicle following reports of gunshots and screaming, launching a 1.5-mile pursuit.