At a campaign event on Saturday, Donald Trump mocked John McCain's war heroism:

Trump on McCain: "He's a war hero because he was captured. I like people that weren't captured."

— David Catanese (@davecatanese) July 18, 2015

In 1973, John McCain wrote a first-person account of being shot down over Vietnam and held in prison for over five years. You can read it here. Trump graduated from college in 1968, but avoided serving in Vietnam.