21st February 2021Uncategorisedsoota United Airlines has ‘voluntarily’ grounded its fleet of 24 Boeing 777 airliners with Pratt & Whitney 4000 engines, after the Federal Aviation Administration issued an emergency airworthiness directive for the model. DETAILS TO FOLLOW Also on rt.com PLANE DEBRIS rains from the sky as United jet makes emergency landing in Denver with engine on FIRE (VIDEOS) Source: RT