Southwest Jet Loses Engine Cover Mid-Flight, Returns Safely to Denver Airport

Engine cowling detached from Southwest Airlines Boeing 737-800 during takeoff from Denver airport with 135 passengers onboard

Cowling struck the wing flap before falling off completely; plane returned safely to airport

Latest incident for Boeing after prior issues with 737 MAX planes and quality control problems

Passengers reported feeling jolt when cowling detached 10 minutes after boarding

No injuries reported; passengers flown to Houston on another flight about 3 hours behind schedule