Shawn Warren, the vice president and general manager for large military engines at GE Aviation, discusses the program to re-engine the Pratt & Whitney TF33 engines on the US Air Force’s fleet of Boeing B-52 Stratofortress bombers and the merits of the company’s two proposals — the CF34-10 and the Passport engine — 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 L3 Harris and Leonardo DRS.