Amazon is gearing up to make as many as 10,000 robotaxis annually at a sprawling plant near Silicon Valley as it prepares to challenge self-driving cab leader Waymo.

FILE - The Amazon logo is displayed, Sept. 6, 2012, in Santa Monica, Calif. Reed Saxon - AP In this undated handout photo provided by Zoox, Zoox robotaxis are assembled at a 220,000-square-foot ...