Welcome to the millionaires club, Gloria. An 84-year-old Florida woman has come forward to claim the record $590.5 million Powerball jackpot. Gloria Mackenzie bought the ticket at a Publix supermarket in the 13,000-person town of Zephyrhills, according to officials at a press conference Wednesday. She didn't attend, but elected to have her winnings in one pre-tax $370.8 million payment.
