this morning closing arguments began against president trump's longtime friend roger stone. stone is accused of lying congress, but it's the president facing renewed scrutiny today. president trump's former campaign chair rick gates testified yesterday the president spoke with stone about wikileaks in the summer of 2016, but in his written responses to special counsel robert mueller, mr. trump said he could not recall any conversations, raising questions whether mr. trump misled robert mueller. joining us now, cnn analyst josh campbell. i know you've been following the roger stone trial closely. what's been head-slapping to you? >> the question is what did the president know and when did he know it. you have two narratives now at odds. you have rick gates saying the president knew what was going on