The launch of a United Launch Alliance Delta IV Heavy carrying the NROL-71 mission for the National Reconnaissance Office was scrubbed today due to an unexpected condition during terminal count at approximately 7.5 seconds before liftoff.

The team is currently reviewing all data and will determine the path forward.

A new launch date will be provided when available.

Vandenberg Air Force Base, Calif., Dec. 8, 2018

Heather McFarland Mowad , ULA Communications