Chinese automaker BYD continues to leave Tesla in the dust. The company introduced a new battery system on Monday that it claims can charge an electric vehicle in just five minutes, about the same time it takes to refuel a traditional car.

Tesla's arch Chinese rival, BYD, shocked the auto market when it announced a line of EVs that can recharge in just five minutes.

Elon Musk’s politicking damages his electric vehicle brand, but the underlying problem is its relatively old line-up of models, even as Chinese competitors change the game.

A fresh set of headlines may have given investors fresh reasons to sell Tesla, among them competitive news out of China and some skeptical analysis from Wall Street.

Business Insider spoke with 10 Tesla employees across different roles and locations in recent days. All but one — a worker who left this year — are still with the company, and