The suspect identified as Cole Allen, a trained mechanical engineer working as a tutor in Torrance, California, is identified as Allen, who traveled across the country to commit "as much damage as he could," according to officials and sources. The shooting outside the White House Correspondents' Dinner sparked chaos inside the Hilton hotel ballroom, with thousands of journalists and members of the President Donald Trump and Cabinet present. The suspect was tackled by law enforcement after an exchange of gunfire and is expected to be arraigned on Monday. Allen was armed with a shotgun, a handgun, and multiple knives, according to Interim D.C. Metropolitan Police Department Chief Jeffrey Carroll. Allen graduated in 2017 from CalTech and is not registered with any political party registered with a political party preference.