Boom founder and CEO visited United Airlines in Washington and posted this photo on X.Boom SupersonicA United Airlines executive voiced support for Denver-based startup Boom Supersonic on Thursday, seemingly going beyond the carrier’s previous statements on the aircraft maker.Speaking at an investor conference, where an analyst asked for an update on the carrier’s investment in supersonic and electronic vertical takeoff and landing companies, United Chief Financial Officer Michael Leskinen cited some EVTOL ...