Abu Laith al-Libbi was involved in terror planning and training
                                
                                
                                    (Newser) -
                                    A top al-Qaeda operative in Afghanistan has been killed, CNN is reporting, based on information from an Islamist web site and Western officials. Abu Laith al-Libbi, a veteran jihadist of Libyan descent, is described as the No. 3  al-Qaeda leader, "not far below the importance of the top two...