NFL sources weigh in on Giants' new coaching staffBig Blue is hiring Sean Spencer as a defensive line coach to round out the staff1/31/2020, 2:55 PMJan 27, 2019; Orlando, FL, USA; NFC head coach Jason Garrett smiles prior to the game in the NFL Pro Bowl football game at Camping World Stadium. Mandatory Credit: Kim Klement-USA TODAY Sports / Kim Klement