Tesla was once the red-hot center of car innovation, but now it feels at risk of sinking into irrelevance as just another auto maker. Its coming Robotaxi Day may be Elon Musk’s last chance to convince investors that Tesla still has it.

On the East Side of Providence, one of the most Democratic areas of Rhode Island, Kamala Harris for President signs are prolific, and the cars in many driveways are Teslas.

After years of talking up Tesla's prowess on autonomous driving, Elon Musk is set to host a much-hyped robotaxi event.