Pep Rally Defense Secretary James N. Mattis and Vice President Mike Pence applaud during the U.S. Naval Academy's pep rally at the Pentagon, Dec. 7, 2017. DoD photo by Army Sgt. Amber I. Smith SHARE IMAGE: Download Image: Full Size (1 MB) Photo By: Amber I. Smith VIRIN: 171207-D-SV709-003A.JPG Photo Gallery