DC Police Miss Capitol Gunman's Bomb

Authorities revealed Tuesday that a man carrying a loaded shotgun was arrested in January near the U.S. Capitol, and explosives left in his truck nearby went undetected for three weeks.

According to an indictment filed in District of Columbia Superior Court, Michael Gorbey, 38, of Rapidan, Va., faces charges of planning to set off a bomb. He also is accused of making or transporting an explosive device with the intent of using it against people or property and multiple firearms charges.