Washington: A manifesto allegedly written by the suspected correspondents’ dinner gunman in the minutes before his rampage suggests he was targeting a broad range of Trump administration officials and referred to himself as the “Friendly Federal Assassin”. Cole Tomas Allen, a 31-year-old man from California, is due to appear in court on Monday (US time) after he allegedly charged through security armed with a handgun and a 12-gauge shotgun, injuring a Secret Service agent, at the Washington Hilton on Saturday night. President Donald Trump confirmed the manifesto’s existence, and said it showed the suspect was a “sick” and “very troubled guy” who hated Christians. Allen allegedly sent the document to family members shortly before the attack. They contacted police in New London, Connecticut, and were interviewed that evening. The New York Post published a copy of the alleged manifesto , which outlined the shooter’s targets, as well as those he was not targeting.…