By Dale DenwaltStaff writerddenwalt@oklahoman.comBoeing broke ground on a new high-bay lab facility for its B-52 modernization and sustainment efforts in Oklahoma City. The 60,770 square-foot building will hold a wing and fuselage from a retired U.S. Air Force B-52 bomber, so engineers can work hands-on with the airframe as they design new radar and engine components. The structure, located at 6811 SW 59, is expected to be complete by the second quarter of 2021. Boeing’s B-52 modernization and sustainment programs include the Commercial Engine Replacement Program and Radar Modernization Program.Read more on NewsOK.com