The robotaxis in Nashville will first be available on the Waymo app. CHARLY TRIBALLEAU / AFP via Getty Images Close Shares of Lyft were up over 13% in recent trading, while rival Uber (UBER) slid 5%. Google parent Alphabet's (GOOGL) stock was little changed. Waymo said it will use Lyft's fleet-management services, including "vehicle maintenance, infrastructure and depot operations.†Lyft will build an AV fleet management facility with charging and vehicle service capabilities as part of the deal. The robot ...