Via .@ulalaunch Graphic showing a typical process flow for integrating the #DeltaIVHeavy launch vehicle at . a DeltaIV Heavy is set to make a 11:15 PM EST launch attempt tonight 12/8/18 from @30thSpaceWing for the @NatReconOfc pic.twitter.com/oczoQISmmi

— Gene J. Mikulka (@genejm29) December 9, 2018