Information and evidence of Pakistan Air Force (PAF) base attackers' links within Afghanistan will be shared with the Afghan authorities, Pakistan's advisor on foreign affairs Sartaj Aziz has said.Initial investigation into Pakistan Air Force (PAF) base attack has proved terrorists' contacts within Afghanistan, Radio Pakistan on Monday quoted Aziz as saying.Aziz said there were evidence that the terrorists received phone calls from Afghanistan. It is not the first incident that terrorists had links within Afghanistan, he added.Aziz said the attack on Peshawar's Army Public School in December 2014 was also planned in Afghanistan and that its information was passed to Afghan authorities.