ISLAMABAD Commander NATO Training Mission - Afghanistan, Lt Gen William B Caldwell Thursday called on the Chief of Army Staff Gen Ashfaq Parvez Kayani. According to ISPR, Lt Gen William B Caldwell remained with the Chief of Army Staff for some time and discussed matters of professional interest. It was reliably learnt that issues including the current security situation in Afghanistan, new US strategy for Afghanistan and regional security came under discussion. Sources said that both also exchanged views on the issues relating to relations between Pakistan Army and NATO, training of Pakistans Army officers by the NATO as well as the joint offensive planned by the US, NATO and ANA against insurgents in the Helmand province of Afghanistan. Talking to the visiting dignitary, Chief of Army Staff Gen Ashfaq Parvez Kayani underscored the need that Pakistan Army should also be taken on board ahead of launching any offensive. General Ashfaq Parvez Kayani sought adequate measures by the multinational forces in Afghanistan to ensure that no terrorist or extremist sneaks into Pakistan during the Helmand operation.