Southwest Airlines crew detail engine explosion

PHILADELPHIA — The flight crew on the Southwest Airlines jet that was forced to make an emergency landing in Philadelphia after an engine exploded described the harrowing experience in their first joint interview on Wednesday.Capt. Tammie Jo Shults called her first officer Darren Ellisor an "unsung hero" on "CBS This Morning," saying he helped communicate with the flight attendants while she took controls for the landing.Shults, who was one of the first female fighter pilots in the U.S. Na