The Boeing CST-100 Starliner spacecraft is secured atop a United Launch Alliance Atlas V rocket at the Vertical Integration Facility at Space Launch Complex 41 at Cape Canaveral Space Force Station in Florida on July 17, 2021. Starliner will launch on the Atlas V for Boeing’s second Orbital Flight Test (OFT-2) for NASA’s Commercial Crew Program. The spacecraft rolled out from Boeing’s Commercial Crew and Cargo Processing Facility at NASA’s Kennedy Space Center earlier in the day.