Pakistani President General Ali Zardari due to meet Afghan President Hamid Karzai . Visit to have taken place amid ongoing tension along Afghanistan - Pakistan border . Taliban militants attacking Afghanistan from Pakistan 's North West Province . Both countries have previously blamed each other for the security problems .
Pakistani President Asif Ali Zardari due to meet Afghan President Hamid Karzai . Visit to have taken place amid ongoing tension along Afghan-Pakistan border . Taliban militants attacking Afghanistan from Pakistan 's North West Province . Both countries have previously blamed each other for the security problems .