FAA investigates Tampa-bound Southwest flight that plunged to 150 feet above water Tampa Bay TimesSouthwest flight flew just 150 feet above the ground, tracking data shows CNNSouthwest flight heading for Tampa diverted to Fort Lauderdale after descending to 150 feet WFLASouthwest flight dips to as low as 300 feet above Courtney Campbell Causeway WTSP.comSafety regulators are investigating another low flight by a Southwest jet, this time in Florida The Associated Press