On December 19th at 14:00 UTC, the National Reconnaissance Office launched its NROL-108 mission aboard a SpaceX Falcon 9 from LC-39A at Kennedy Space Center.

The mission carried a classified national security payload operated by the NRO.

This launch took place just a few days after the launch of NROL-44 by ULA, making this the sixth successfully launched mission for the NRO.

More Information

NASA Spaceflight article 

NROL-108 info page (Gunter’s Space Page)