New federal bill introduced by Bay Area lawmaker targets robotaxis blocking first respondersSan Francisco leaders voiced support for new federal legislation aimed at regulating how AVs interact with first responders during emergencies. San Francisco leaders voiced support for new federal legislation aimed at regulating how AVs interact with first responders during emergencies. San Francisco leaders voiced support for new federal legislation aimed at regulating how AVs interact with first responders during emergencies. San Francisco leaders voiced support for new federal legislation aimed at regulating how AVs interact with first responders during emergencies. SAN FRANCISCO (KGO) -- San Francisco leaders on Tuesday voiced support for new federal legislation aimed at regulating how self-driving vehicles interact with first responders during emergencies.