Secretary of Defense Cohen makes his first official entrance into the Pentagon. Secretary of Defense William S. Cohen, accompanied by his wife Janet, is welcomed by a military honor cordon as he makes his first entrance into the Pentagon as Secretary of Defense on Jan. 24, 1997. Cohen was sworn in by Vice President Al Gore in a White House ceremony earlier today. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 113475-J-CET86-406.jpg Photo Gallery