>> as president, mr. trump laid out a plan that could lead to more u.s. troops in afghanistan and he accused pakistan of aiding terrorists. in his first tweet of 2018, he said this, the united states has foolishly given pakistan more than $33 billion in aid over the last 15 years and they have given us nothing but lies and deceit. thinking of our leaders as fools. they give safe haven to the terrorists we hunt in afghanistan with little help. no more. >> from the president's approach to isis in syria and iraq and u.s. cooperation with pakistan. let's put it into focus with our senior correspondent arwa damon. thank you for being with us today. arwa, let's start with you. with regards to the two areas where the u.s. is focused on fighting isis and terrorism. what are the perceptions one