WILLISTON, Florida – One person died in a May crash in Florida involving a Tesla Model S cruising on its semi-autonomous Autopilot mode, as Tesla has officially confirmed. NHTSA is currently investigating the wreck.

It was in a Model S last month, and only now are details of the crash public, thanks to a statement from Tesla and an investigation from NHTSA.

The crash, as reported by Tesla itself, happened when neither the driver nor the car’s sensors could see a tractor trailer pulling across the highway. The Tesla crashed into its high side, the trailer breaking right into the windshield of the car.

UPDATE: The Verge, Reuters, and the New York Times have more details on the crash. It happened on a divided highway in Williston, Florida, not far from Gainesville and about a hundred miles north of Orlando.

At the wheel was 45-year-old Ohio resident Joshua Brown, who was killed when the tractor-trailer made a left in front of him. NHTSA said this in an official statement:

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