Arizona Senator John McCain appears to have taken a swipe at President Donald Trump for avoiding the army draft during the Vietnam War. In an interview aired on C-Span on Sunday, McCain criticized those who were able to avoid serving in the military by citing medical conditions in comments about draft deferment. "One aspect of the conflict by the way that I will never ever countenance is that we drafted the lowest income level of America and the highest income level found a doctor that would say that they had a bone spur," McCain said. "That is wrong. That is wrong. If we are going to ask every American to serve, every American should serve." McCain was speaking about the Vietnam War and its effects on American society. He said the "gradual escalation" of the conflict strengthened the enemy's resolve and led to repercussions like, "the New Age, the use of drugs [and] demonstrations," that split society in the US. "It was a tumultuous time, and most of it was bred by the conflict,"