Tesla Inc.’s stock fell briefly back to three-month lows on Monday after a short-lived boost from news that the electric-vehicle giant was making progress in its full self-driving offerings in China.

Another in the back. And then I’ve got a rainbow, like a vertical strip version of the pride flag, that’s gonna go across the Tesla words,” she said. Sign up for our free deep-dive ...

When activated, it allows you to drive the Tesla Model 3 on-screen on a rainbow-colored road ... “My owner will be back soon,” and shows the temperature to any passerby.