NEW : ( CNN ) -- Afghanistan 's National Security Council says there is no place for violence during talks . US - led troops transfer the responsibility to Afghan authorities . Questions remain about whether Afghan troops are up to the task . There are fears the country could revert back to civil war .
NEW : Afghanistan 's National Security Council says there is no place for violence during talks . US - led troops transfer the responsibility to Afghan authorities . Questions remain about whether Afghan troops are up to the task . There are fears the country could revert back to civil war .