The problem is that even saying he will investigate Hillary and Obama means his chances of surviving until the election are pretty low.
Between getting Arkansas flu or Chicago dengue fever, he’s going to have a tough time. I’d forecast a mysterious campaign bus crash in his future if Trump makes this promise. (Especially since the RNC will be working towards the same accident.)
LOL - true, and also there’s Rosie out there who’s likely to re-enact the scene from “Misery” with Donald if she could get the chance.