Federal authorities have officially charged the suspected shooter from the White House Correspondents' Dinner with an attempt to murder the President — a serious charge that could lead to a life sentence. The accused is still in federal custody after a judge refused to grant pre-trial release, citing the risk of fleeing. The FBI is looking into whether the shooter acted independently, while Congress gets ready for urgent briefings on security for officials. Here’s what we know about the suspect and the forthcoming developments in the case.