99s Live Q&A with U-2 spy plane pilot, Col. Merryl Tengesdal, USAF Ret. Join us for a 99s Live Instagram discussion with U-2 spy plane pilot Col Merryl Tengesdal, USAF (Ret) Find us on Instagram @theninetyninesincJoin us on Friday Feb 11th 12:30 EST, 11:30 CST, 10:30 MST, 9:30 PST.