Chief of Army Staff Gen Ashfaq Pervez Kayani has expressed his reservations to ISAF commander Gen John Allen over cross border incursions by militants based in Afghanistan. Gen Allen, the top commander of American and Nato forces in Afghanistan is visiting Pakistan amid heightened tensions between the two countries. According to sources, General Kayani has raised the issue of border violations and cross-border attacks in his meeting with the US General in Rawalpindi, adding that such incidents will not be tolerated in the future. Sources said that the army chief also raised concern over presence of Maulvi Fazlullah group in Afghanistan and asked the ISAF commander to take action against the Maulana. Sources added that the US general has assured Gen Kayani that he will raise the issue with the Afghan National Army. Gen Kayani also strongly condemned the attack by Afghan militants in Dir in which a number of Pakistani soldiers were killed, sources said.