Want to see fewer ads? .Top Places in Flagstaffat 9:01 am, TWA Flight 2 took off from Los Angeles International Airport flying to Kansas City. Three minutes later, United Airlines Flight 718 also took off from Los Angeles headed for Chicago. The two flights would become tragically entwined over the Grand Canyon about an hour and a half later.Shortly after takeoff, the pilot of the TWA plane requested to change his altitude from 19,000 to 21,000 feet to avoid storm clouds. At the time, commercial flights had no direct contact with air traffic controllers after their takeoff, so messages had...…Want to see fewer ads? .Top Places in Flagstaffat 9:01 am, TWA Flight 2 took off from Los Angeles International Airport flying to Kansas City. Three minutes later, United Airlines Flight 718 also took off from Los Angeles headed for Chicago. The two flights would become tragically entwined over the Grand Canyon about an hour and a half later.Shortly after takeoff, the pilot of the TWA plane requested to change his altitude from 19,000 to 21,000 feet to avoid storm clouds. At the time, commercial flights had no direct contact with air traffic controllers after their takeoff, so messages had...WW…