He's down 10% in the popular vote, which really would translate to a landslide loss in the electoral college.
I think the man's losing it, he's getting increasingly wild and erratic, now whining about a 'rigged' election and saying he doesn't like the debate schedule.
Betting markets say he's toast, and the Republican party are staring down the barrel of a total wipe-out at the ballot box. At this point I think there's a good he will drop out before the election.