Starting Tuesday, Waymo vehicles and Uber and Lyft black cars will be permitted back on the mostly car-free section of Market Street below 10th Street. For Uber and Lyft, this will be a pilot program during off-peak hours only, after an April decision by Mayor Daniel Lurie to walk back the fully car-free policy. [Chronicle] A San Jose bus driver was attacked by a knife-wielding man following a confrontation on the bus, after the suspect was repeatedly pulling the stop-request cord.