Powerball jackpot jumps to $550 million after no winning tickets are sold

No winning tickets were sold for the $460 million Powerball drawing Wednesday night.

The winning numbers were 2, 18, 37, 39 and 42, and the Powerball number was 12.

The jackpot jumps to an estimated $550 million for Saturday's drawing. That would make it the nation's 8th largest lottery prize ever.