Asiana 214 Crash Update; Pilots, Approach, and No Alcohol or Drug Tests

There were four pilots on board the plane as it approached SFO.  On long haul flights, they take turns flying.  One was sitting in the passenger seats, another relief pilot was in a jump seat in the cockpit, and two were sitting in the front.  Lee Kang-guk, who was at the controls during the crash, [...]