Alphabet's Waymo began operating fully autonomous vehicles in Miami on Tuesday, kicking off the expansion of its ride-hailing service to more U.S. cities as it races to cement its lead in self-driving technology. The company said it would roll out operations for its employees in Dallas, Houston, San Antonio and Orlando in the coming weeks, ahead of a public launch for riders in 2026. Waymo, spun out of Google's self-driving project in 2016, is the only operator offering paid robotaxi rides in