Good news for Trump: he doesn't need IA, and can still wrap up by Super Tuesday without IA.
Carson’s leadership ability is limited to a surgical team around an operating table.
Trump has worked out so many deals over the years, and handled so many last minute issues when some detail fell out of bed, and put out so many brush fires when some part or person in the deal suddenly went crosswise and needed to be straightened out and brought back into line.
And I can’t in my wildest dreams see ANY of the other 14 or so having the chops to do that, up against the Corrupt Bastards Club. Even my former man Cruz, the politician. Politicians only know one thing to do about a problem; throw money at it. Other people’s money. Trump doesn’t do that. You don’t build a shining, glowing $10+ Billion empire by throwing money away.