Shift change was to allow Tammie Jo Shults to attend son's track meet
                                
                                
                                    (Newser) -
                                    Tammie Jo Shults, the  heroic ex-Navy pilot  who  successfully landed  a Southwest plane with a shattered engine, wasn't supposed to be on the flight. Shults' husband, also a pilot, had been scheduled to captain Flight 1380 on April 17 but offered to switch with Shults so she could attend...