Lt. Col. Vindman on America: 'This is America... here, right matters'

03:41

MSNBC's Nicolle Wallace and Ari Melber look at the remarkable moment when Lt. Col. Alexander Vindman discusses why he felt like he had to reassure his father about his safety during his opening statement. Says Melber, "you saw the sloganeering of 'Make America Great Again' line up against the people who live the American dream."