ISLAMABAD (AP) - The Jordanian doctor who killed seven CIA employees in a suicide attack in Afghanistan said in video clips broadcast posthumously Saturday that all jihadists must attack U.S. targets to avenge the death of Pakistani Taliban chief Baitullah Mehsud. Footage showed Humam Khalil Abu Mulal al-Balawi - whom the CIA had cultivated as an asset against al-Qaida - sitting with Mehsud's successor in an undisclosed location. It essentially confirmed the Pakistani Taliban's claim of responsibility for one of the worst attacks in CIA history, though a senior militant told The Associated Press that al-Qaida and Afghan insurgents played...