Cmdr. Cameron Yaste was featured on the Navy's Instagram with a rifle in hand. Yaste is the skipper on the USS John McCain, and the branch intended to honor him. The photo was captioned, “From ...

A photo posted by US Navy's official handle on Instagram seemingly showed an officer holding a rifle with the scope of the rifle ... sailor noticed the optic was backwards. Brilliant," one user ...

On Monday morning, 34-year-old computer contractor and former Navy reservist Aaron Alexis started shooting inside an office building at the Navy Yard in Washington, D.C. Twelve people were killed.