Key Facts

• The shooting happened at the White House Correspondents' Association dinner.
• Cole Tomas Allen, 31, fired several shots and hit a Secret Service agent near the event.
• Allen was charged with attempted assassination of President Trump and two federal gun charges.
• The motive is not confirmed, but officials believe Allen targeted the president and other top officials.
• Allen initially spoke with law enforcement but stopped cooperating.
• His writings showed he was against President Trump and had plans to "fix issues" in the world.
• Allen is from California and appeared in federal court in Washington, D.C.
• He is expected back in court to decide if he will stay in custody.