Often times he just dissapears for a while and then he's back doing something else.
Remember the dec 27th 2011 debate he was suppose to moderate?
Never happened.
I think Trump is going to eventually endorse one of the GOP candidates. And probably a lot of support. And this candidate will be someone who likely had not bashed him and attacked him. Someone who is also anti-establishment and known for his/her seriousness about securing the border. Someone who is anti-illegal immigrant.
I know someone who fits that profile