A van carrying execution witnesses and victim family members leaves Greenville Correctional facility in Jarratt, Va., Tuesday, Nov. 10, 2009, after the execution of John Allen Muhammad. A prison spokesman said, Muhammad died by injection at 9:11 p.m. He was executed for the 2002 killing of Dean Harold Meyers,who was shot in the head at a Manassas gas station during the three-week spree across Maryland, Virginia and Washington, D.C. (AP Photo/Dean Hoffmeyer)