US Transportation Sec. Sean Duffy speaks at FAA Tech Center following series of aviation accidents ...

Duffy has been addressing air traffic control issues following a deadly mid-air collision between a commuter flight and an Army UH-60 Blackhawk on Jan. 29 that killed all 67 people on both aircraft.

EXCLUSIVE — Transportation Secretary Sean Duffy ... and more. Duffy wasn't included in the group chat of nearly 20 Cabinet and top Trump administration officials, plus Atlantic Editor-in ...