Two airlines find loose bolts on Boeing 737 MAX 9 jets
The findings come after the Federal Aviation Administration grounded all 171 of the 737 MAX 9 planes operated by US airlines after a window and chunk of fuselage blew out of one Alaska Airlines aircraft shortly after it took off from an airport in Portland, Oregon.
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Two US airlines say they have found issues with door bolts on their Boeing 737 MAX 9 jets. Alaska and United Airlines said they had discovered "loose hardware" on their fleet of airliners.