Waymo's new autonomous vehicle, called the Ojai, drives in Venice Beach on Wednesday, May 27, 2026. Allen J. Schaben | Los Angeles Times | Getty ImagesAlphabet's Waymo is expanding its commercial service, and Amazon's Zoox said it plans to test in more U.S. cities, as the nascent robotaxi market gains momentum.Waymo, which has a commanding market lead in the U.S., said it's now offering driverless rides to customers in San Diego, Tampa, Florida, and Denver, the first time the company will have c...