Police are investigating a street race between two high-performance exotic cars in Beverly Hills that garnered hundreds of thousands of views on YouTube — and the man claiming to own the cars says he is protected by diplomatic immunity. The video shows a white Porsche 911 and a yellow Ferrari LaFerrari, a hybrid supercar with a combined horsepower rating of around 950, speeding through a residential tract at high speeds on Saturday evening in the 700 block of North Walden Drive. It includes an exchange between a journalist who captured the video and a man outside the house where the...