Navy

The FBI has released footage of Aaron Alexis at the Washington Navy Yard on the day of his killing spree last week.

Details about Monday's mass shooting at the Navy Yard in Washington, D.C., are still emerging, but we have learned quite a bit more about exactly what happened, who the shooter is and who the victims are.

UPDATED 4:30 p.m. ET: Thirteen people are now confirmed dead, including shooter Aaron Alexis. An alleged second shooter is reportedly still on the loose.

The congressional delegation of North Dakota says the U.S. Navy is naming one of its next high-speed ships after the city of Bismarck