At least eight people were killed and several injured Monday by a suicide bomber at the home of a senior police officer in southern Pakistan, officials said. The attacker rammed his explosive-laden car into the outer wall of the Karachi house of criminal investigation department chief Chaudhry Aslam in the morning hours. City police chief Saud Mirza said six policemen, one child and a woman were among those killed, according to a report of the Associated Press.