Yes, that headline--"GTMO celebrates 50 years of civil rights in America"--is real. It is not from The Onion.
From the Defense Video & Imagery Distribution System (DVIDS):
GUANTANAMO BAY, CUBA- The Black Heritage Organization held their annual Black History Month banquet and residents and military members came together to help celebrate the 50th anniversary of the landmark Civil Rights Act of 1964, at Guantanamo Bay, Saturday, Feb. 22.
It was a night filled with food, fun and fellowship, starting with the National Anthem sang by Navy Petty Officer 1st Class Timothy Owens, as the Naval Hospital Guantanamo Bay Color Guard posted the colors.
Army Col. Larry Campbell, the event's keynote speaker, gave a riveting account of past encounters, and encouraged the audience that change is present.
I can't say much for the event, but that headline.....