Delta Flight 515 from Atlanta had a most uneasy landing in Los Angeles Tuesday. Two runways at Los Angeles International Airport were closed after the plane blew two tires while landing. No one was hurt in the incident. Sara Margarett, a passenger on the plane, shared the harrowing experience — and the frustrating ensuing delay — on Twitter. The main ordeal for passengers, as Margarett recounted, was the wait for maintenance to fix the tires so people could disembark. <br/>