Not that the base will eventually vote for Trump, but they're happy that someone is bringing up frickin' issues AND taking an actual stand of them.
Forget the "crazies" and either tell me where he's wrong (and not the "how-he-said-it" crap) or deal with the problem. You're in office, McCain. Do something constructive!
What makes you say that? The base is crazy. McCain told us so.