It was a ride a San Francisco couple will never forget and will never want to take again. Elliot Slade and his fiancée took a Waymo from San Mateo, hoping to reach their Mission District home. Instead, the Waymo sped through a construction zone, was chased by police, then veered off the highway into a residential neighborhood. "The Waymo started freaking out as we got closer to the merge cause the lanes were kind of all merging," Slade said. "One lane was gone, another lane was, who knows where it was. Cars were all over the place going in." Slade...