NASA Administrator Jim Bridenstine, left, and Tory Bruno, president and chief executive officer of United Launch Alliance, wait at NASA’s Kennedy Space Center in Florida to see the liftoff of a United Launch Alliance Atlas V rocket carrying Boeing’s CST-100 Starliner spacecraft for Boeing’s Orbital Flight Test, Dec. 20, 2019. Liftoff occurred at 6:36 a.m. EST from Space Launch Complex 41 at Florida’s Cape Canaveral Air Force Station. The uncrewed Orbital Flight Test is the Starliner’s first flight for NASA’s Commercial Crew Program.