The Air Force turns out the lights out at Satellite Operations Center-52 at Onizuka Air Force Station, Calif. SOC-52—also called the “blue cube”—had operated for 36 years, supporting both USAF and civil space operations. Its functions transferred to Schriever Air Force Base, Colo., in 2004.
The U.S. began extensive air and artillery strikes against Islamic State group targets in Syria on Dec. 19 in retaliation for the killing of three Americans on Dec. 13 by a gunman affiliated with ISIS, U.S. officials said.

