diplomatically that we have a complicated relationship with pakistan. i would say it's often duplicitous. as we go forward dealing with on counter terrorism missions, how will we learn from their actions and when we go forward what do we do? what are the big issues that we should have stakes in the ground that we should have in dealing with pakistan and the way they have acted over these decades? >> thank you, congressman. i think you're very right to point at the role that pakistan has played throughout the past 20 years and etch before. it's one that has involved testing their bets about the future of afghanistan. they have involved harboring members of the taliban including haqqanis. it's one that has also involved