Hot on the heels of the recent Uber autonomous test car crash in Tempe, Arizona, we have yet another fatality tied to an automated driving system. The latest incident took place in Mountain View, California, where a Tesla Model X slammed into a freeway divider barrier while Autopilot was active. This makes the third such Autopilot-involved fatality on record, and Alex, Kirsten and Ed discuss the disturbing similarities between them, the problems with Tesla's approach to semi-autonomy and what the company could do to prevent further tragedy.