Just won millions in the lottery? Congratulations! Here's what to do — and more importantly, not to do — to avoid making some very big mistakes.

The Powerball jackpot increased again after it remained unclaimed, but one lucky person won a couple million on Christmas.

The winning numbers in Wednesday evening’s drawing of the "Powerball" game were: 15-26-27-30-35, Powerball: 3 (fifteen, twenty-six, twenty-seven, thirty, thirty-five, Powerball: three, Power Play: three)