United Airlines finds loose bolts on several 737 Max 9 aircraft during inspection

A United Airlines Boeing 737 Max 9 aircraft lands at San Francisco International Airport on March 13, 2019 in Burlingame, California.United Airlines has found loose bolts on door plugs of several Boeing 737 Max 9 planes during inspections spurred when a panel of that type blew off an Alaska Airlines flight last week, according to a person familiar with the matter.United didn't immediately comment.The Federal Aviation Administration on Saturday grounded dozens of 737 Max 9s after the panel blew out midflight ...