Heart-stopping video shows a self-driving Tesla crashing through a railroad gate, narrowly avoiding getting hit by an oncoming train. Driver Joshua Brown said he was behind the wheel of his vehicle with full self-driving (FSD) mode engaged as he approached a level crossing near his home in Texas. “The crossing gates were already fully lowered, the warning lights were flashing, and I could clearly see a train coming,” he  told Storyful , recounting the scary near-miss Saturday. “I relaxed in my