The Powerball jackpot has surged to an estimated $1 billion ahead of Saturday night's drawing — one of the largest prizes in the game's history. Why it matters: It's the seventh-largest Powerball jackpot ever and the second time this year the top prize has crossed the $1 billion mark.

For the second time this year, the Powerball jackpot has reached $1 billion, giving players a chance at one of the largest prizes in game history.