Deadly crash raises questions about Uber self-driving system

This image made from video Sunday, March 18, 2018, of a mounted camera provided by the Tempe Police Department shows an exterior view moments before an Uber SUV hit a woman in Tempe, Ariz. Video of a deadly self-driving vehicle crash in suburban Phoenix shows the pedestrian walking from a darkened area onto a street just moments before the crash. (Tempe Police Department via AP)
This March 19, 2018 still image taken from video provided by ABC-15, shows investigators at the scene of a fatal accident involving a self driving Uber car on the street in Tempe, Ariz. Police in the city of Tempe said Monday, March 19, 2018, that the vehicle was in autonomous mode with an operator behind the wheel when the woman walking outside of a crosswalk was hit. (ABC-15.com via AP)
In this March 20, 2018, photo provided by the National Transportation Safety Board, investigators examine a driverless Uber SUV that fatally struck a woman in Tempe, Ariz. The fatality prompted Uber to suspend all road-testing of such autos in the Phoenix area, Pittsburgh, San Francisco and Toronto. (National Transportation Safety Board via AP)
This image made from video Sunday, March 18, 2018, of a mounted camera provided by the Tempe Police Department shows an interior view moments before an Uber SUV hit a woman in Tempe, Ariz. The video shows a human backup driver in the SUV looking down until seconds before the crash. The driver looked up and appeared startled during the last moment of the clip. (Tempe Police Department via AP)

Deadly crash raises questions about Uber self-driving system

This image made from video Sunday, March 18, 2018, of a mounted camera provided by the Tempe Police Department shows an exterior view moments before an Uber SUV hit a woman in Tempe, Ariz. Video of a deadly self-driving vehicle crash in suburban Phoenix shows the pedestrian walking from a darkened area onto a street just moments before the crash. (Tempe Police Department via AP)
This March 19, 2018 still image taken from video provided by ABC-15, shows investigators at the scene of a fatal accident involving a self driving Uber car on the street in Tempe, Ariz. Police in the city of Tempe said Monday, March 19, 2018, that the vehicle was in autonomous mode with an operator behind the wheel when the woman walking outside of a crosswalk was hit. (ABC-15.com via AP)
In this March 20, 2018, photo provided by the National Transportation Safety Board, investigators examine a driverless Uber SUV that fatally struck a woman in Tempe, Ariz. The fatality prompted Uber to suspend all road-testing of such autos in the Phoenix area, Pittsburgh, San Francisco and Toronto. (National Transportation Safety Board via AP)
This image made from video Sunday, March 18, 2018, of a mounted camera provided by the Tempe Police Department shows an interior view moments before an Uber SUV hit a woman in Tempe, Ariz. The video shows a human backup driver in the SUV looking down until seconds before the crash. The driver looked up and appeared startled during the last moment of the clip. (Tempe Police Department via AP)