From FAA’s Preliminary Accident and Incident Reports
NWA FLIGHT 332 DIVERTED TO LAS VEGAS DUE TO A MISSING PANEL AND HYDRAULIC ISSUE. POST FLIGHT INSPECTION REVEALED A PANEL 3 FT X 2 FT CAME OFF THE RIGHT WING AND STRUCK THE HORIZONAL STABILIZER. LAS VEGAS, NV
FlightAware NW332 for 12 May.
There’s worse places to be diverted to 
Please provide better subject headings in the future. “NWA 757 panel m” does not accruately tell us what your post is about.
Sorry about that. I typed in the rest of the missing word “missing.”
Uh oh… I’d reeeeally hate to see 757’s grounded cuz of this. Second time recently that one has lost a panel.
The other one is the topic of this thread.