Has Tesla blamed the driver yet? They might get away with that here. The road was not divided and unsuitable for their lane-keeping system. The pavement markings are unusual.[1]
Of course, as usual, their obstacle detection failed to detect a stationary obstacle that didn't look like the rear end of a car in the same lane. We need a minimum standard for a vehicle which takes automated control of steering and braking. It must reliably stop for obstacles.