Live Breaking News & Updates on Pilot 601

separating just in time. aviation correspondent rene marsh has the latest. >> reporter: kate, it has happened again. two planes with passengers on board get too close in the skies. now this morning the faa is investigating. two more passenger planes get too close in the skies. >> pilot 601, thank you, turn right, right turn. >> reporter: on may 9, united flights 601 and 437 took off from bush enter continental airport in houston at roughly the same time. shortly after takeoff flight 601 is told to turn right, putting it in the path of the other plane. moments later, the controller seems to realize the mistake. 601, stop your turn right there, sir. united 601 stop your turn, stop your climb and stop your turn united 601. >> reporter: the two planes came within nearly a mile of each other laterally and 400 feet vertically. one aviation analyst says at takeoff speed they were seconds

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