Donna Tellam was among the 33 passengers and six crew members aboard the Denver-bound flight that left Dulles about 10:15 p.m. She was relaxing in her seat in first class, playing a game on her phone, when a man came running down the aisle toward the cockpit. He was waving his arms and yelling, she said. The man, whom Tellam described as small and thin with dark hair, was clearly distressed. He kept saying that the plane "was going too slow, that it was going to fall... and all of us were going to die," Tellam said Tuesday, recounting the...