This is reported by United Launch Alliance (ULA).

“Congratulations to our team and our partners on the successful delivery of an asset that is important for future national security missions,” said ULA spokesperson Gary Wentz.

The report also says that the launch of the Delta IV-Heavy rocket in the framework of the NROL-71 mission was the first for ULA in 2019.

Earlier it was reported that the Delta IV-Heavy was launched from a spaceport in California.