Feeling that sudden chill? A triple polar vortex is sweeping across parts of the U.S. Here’s what that means — and where it’s hitting. | Yahoo News

Michael Jordan’s fight against NASCAR went to federal court on Monday, in an antitrust lawsuit that could change the sport forever. Jordan's 23XI Racing and Front Row Motorsports accuse NASCAR of holding a monopoly based on exclusivity clauses, ownership of race tracks and its control over regulations. | Yahoo News