CHICAGO, Jan. 8 (Xinhua) — Chicago-based United Airlines (UA) has found loose door plug bolts on at least five Boeing 737 Max 9 planes as it begins inspecting planes following the Federal Aviation Ad
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CHICAGO, Jan. 8 (Xinhua) — Chicago-based United Airlines (UA) has found loose door plug bolts on at least five Boeing 737 Max 9 planes as it begins inspecting planes following the Federal Aviation Ad