Its failure of Our Nasty and corrupt Political leadership, otherwise who doesnt know India is using Afghanistan for its terrorist activities in Pakistan and America is the partner in it otherwise why dont Americans help Pakistan seal the Border forever.
Main game of America in Afghanistan is to make big bucks on Heroin trade, steal Afghani Mineral and keep eye of Pakistan Russia China etc. and Baniya as usual being a conspirator using the opportunity to stab Pakistan in the back.
you think Americans dont know it