Dr. William Roper, Assistant Secretary of the Air Force for Acquisition, and Secretary of the Air Force Barbara Barrett witness the first contract signing of Air Force Space Pitch Day, Nov. 5, 2019, San Francisco, Calif. Air Force Space Pitch Day is a two-day event hosted by the Air Force to demonstrate the Air Force’s willingness and ability to work with non-traditional startups. (U.S. Air Force photo by Van De Ha)