$590 million Powerball jackpot claimed in Florida

The Florida Lottery says the winner of the $590 million Powerball jackpot has claimed the prize.

Lottery officials say they'll hold an afternoon press conference on Wednesday, though the winner will not attend.

Officials say it's the largest sole winner in U.S. history. The winner's identity has been a mystery since the drawing on May 18. The winning ticket was sold at a Publix supermarket in Zephyrhills, Fla.