On Jeff's mind today: Bill di Blasio drops out of the Presidential race; a new plan for the Iowa Caucuses that WILL impact the nomination process; the Navy confirms UFOs exist as we raid Area 51. PLUS: Senator Amy Sinclair investigates allegations that two men tried to break into county courthouses with permission from the Judicial Branch; former Senator Jack Hatch runs for Des Moines Mayor; Scott Van Pelt pays tribute to Carson King, the "Busch Light" guy; Justin Trudeau admits wearing blackface multiple times. Click to hear hour one of Need To Know With Jeff Angelo for September 20, 2019.