Uber said Monday it has paused its testing of autonomous vehicles, consisting of in Toronto, after a pedestrian fatality overnight in Tempe, Arizona.

A spokesperson for Uber Canada verified the business has actually stopped tests in San Francisco, Phoenix, Pittsburgh and Toronto.

Reports from The Associated Press suggest that a self-driving Uber vehicle in Tempe was in self-governing mode with a human operator behind the wheel when it struck a female who had actually walked into the street. The female later died in health center.

“The automobile was taking a trip northbound … when a female walking outside of the crosswalk crossed the road from west to east when she was struck by the Uber automobile,” Tempe authorities said in a statement.

The New York Times reported that the casualty might be the first known fatality including a pedestrian struck by an autonomous car on public roads.

The U.S. Transportation Safety Board is looking into the Death, Bloomberg stated, reporting that NTSB representative Eric Weiss stated the he hasn’t decided yet whether to open full examination.

A tweet from Uber president Dara Khosrowshahi revealed acknowledgements to the victim’s household. The company says it is co-operating with authorities and authorities in an investigation of the death.

Some incredibly sad news out of Arizona. We’re thinking of the victim’s family as we work with local law enforcement to understand what happened. https://t.co/cwTCVJjEuz

—
@dkhos