I'm sure that was about it. Although his handlers may have also been concerned if he was able to talk any more, he'd say something they didn't want him to.
SO WHO REALLY CARES ABOUT THE; DONALD TRUMP; WHO ARRIVED AT NOON, SPENT THE DAY AND HAD HIS RALLY COINCIDE WITH THE GOP DEBATE THAT NIGHT? OR JOE BIDEN; WHO SPENT TWELVE MINUTES?