Her killing after an election rally in the city of Rawalpindi triggered a wave of violence, especially in her native Sindh province, and could lead to the postponement of January 8 polls meant to return Pakistan to civilian-led democracy.
Bhutto, 54, had hoped the huge popular following she enjoyed among the Pakistani poor would propel her to power for the third time as prime minister in an election meant to stabilize a country racked by Islamist violence.