Chris Johnson, the executive director of small military engines at Pratt & Whitney, discusses the company’s proposal to replace the TF33 engines on the US Air Force’s fleet of B-52H Stratofortress bombers with the company’s PW815 powerplant with Defense & Aerospace Report Editor Vago Muradian at the Air Force Association’s 2019 Air Space Cyber conference and tradeshow outside Washington, DC. Our coverage was sponsored by L3Harris and Leonardo DRS.