Mike Allen: “Transition officials tell us they are worried about Steven Mnuchin’s readiness for his Thursday confirmation hearing to run Treasury. In early prep sessions, he came off as uneven and stiff, so extra people were brought in to help get him ready. (One spy at the transition office told me that all the suits surrounding a conference table during one of Mnuchin’s prep sessions made it look like a Fortune 500 board meeting.) And some insiders worry about how he’d react to demonstrators.” “Democrats hope to derail at least one pick, and Mnuchin still tops the list.