Удачный запуск 22 июня 2016 г. Тяжёлая ракета Delta IV Heavy со спутником NROL-37.

The worlds currently largest rocket active has successfully launched with the top secret NROL-37 payload for the United States. The Delta IV Heavy launched from Space Launch Complex 37B at 17:51 UTC, June 11th 2016. This was the 32nd Delta IV launch, and the 9th Delta IV Heavy launch.