(Springfeld, MA, 08/24/17) Mercy Medical Center where Mavis Wanczyk, who won the $758 million Powerball jackpot, is employed on Thursday, August 24,2017.

Chicopee, MA, 08/24/17) Margarita Ayala, manager of the Pride Station and Store on Montgomery Street in Chicopee changes a message board to congratulate Mavis Wanczyk, who purchased her $758 million Powerball jackpot ticket at the store on Thursdays.

I'm Mrs Mavis Wanczyk the Powerball winner at Lottery headquarters in Braintree

Braintree, MA) Mavis Wanczyk, r, the Powerball, winner leaves with family at Lottery headquarters in Braintree Massachusetts city

BRAINTREE, MA - AUGUST 24: Massachusetts State Treasurer Deborah Goldberg, left, holds the hand of the winner of the $758.7 million Powerball jackpot Mavis L. Wanczyk, right, in Braintree, Massachusettes.

BRAINTREE, MA - AUGUST 24: Winner of the $758.7 million Powerball jackpot Mavis L. Wanczyk, left, poses for a photo with Massachusetts State Treasurer Deborah Goldberg, right, in Braintree, Mass., Aug. 24, 2017.