NEW : Musharraf blames terrorists ; appeals for peace , Mr . Karzai says ' ` ` sacrificed her life for the sake of Pakistan '' Bush called on Pakistan to honor Bhutto by adopting democratic process . President Bush , vacationing at his Texas ranch , condemned the assassination as a `` cowardly act by murderous extremists . '' After death penalty , ex - PM Benazir Bhutto killed after bombing at rally .
NEW : Musharraf blames terrorists ; appeals for peace , Mr . Karzai says ' ` ` sacrificed her life for the sake of Pakistan '' Bush called on Pakistan to honor Bhutto by adopting democratic process . After death penalty , ex - PM Benazir Bhutto killed after bombing at rally .