A former Washington, D.C., police officer who was nearly killed on Jan. 6 claims South Carolina Sen. Lindsey Graham told cops they should have killed Donald Trump loyalists who raided the U.S. Capitol. “You guys should have shot them all in the head,” officer Michael Fanone recalls Graham telling him in a new book obtained by Politico. Graham was clearly upset the day Trump supporters interrupted the certification of the 2020 election in which President Joe Biden defeated the incumbent. “All I can say is count me out!” Graham said on the Senate floor following the invasion. “Enough is enough.”…