简介：It's Jackpot Sunday, and the countdown is on as California is due to pay out the biggest jackpot in U.S. history: one billion dollars. Clarence Sr. and his family are home for a BBQ and the big announcement. Clarence is sure he's tonight's winner, just like every Sunday for the past 10 years. The telecast is interrupted by the emergency broadcast system that alerts the country that martial law has suddenly been enacted nationwide.