Tesla moves to expand Robotaxi to Phoenix, following rival Waymo
1. Tesla applied to test Robotaxi in Phoenix, following Waymo. 2. Tesla's pilot in Austin has faced several operational challenges. 3. Regulatory scrutiny from NHTSA may affect Tesla's operations. 4. Alphabet's Waymo has a head start in autonomous vehicle market. 5. Tesla plans to expand Robotaxi to San Francisco soon.