Trump fires back after Mitt Romney's negative op-ed

President Trump responded to Sen.-elect Mitt Romney's harsh criticisms of his presidency Wednesday, and asked for the Utah Republican's focus to be on border security and to "be a TEAM player."

Background: On Tuesday, Romney criticized Trump in an op-ed for the Washington Post. "[H]is conduct over the past two years, particularly his actions last month, is evidence that the president has not risen to the mantle of the office."