( CNN ) -- An Alaska lottery held to raise money for a group that helps sexual abuse victims had a surprise winner : a convicted sex offender . Alec Ahsoak in an undated photograph . Alec Ahsoak , who according to the state sex offender registry was convicted in 1993 and 2000 for sexual abuse of a minor , came forward Saturday with the winning ticket for the $ 500,000 Lucky Time Pull Tabs jackpot . Proceeds of the lottery help Standing Together Against Rape in Anchorage , a nonprofit group that offers support to sexual assault victims among other services . `` It 's not how we had envisioned the story going , '' Nancy Haag , the group 's executive director , told CNN Radio . Alaska has the highest per capita number of rape cases in the United States , according to FBI statistics . `` With a ranking that high , it 's ironic that the person who wins is a convicted sex offender , '' Haag added . Ahsoak 's past was first revealed by KTUU-TV in Anchorage on Sunday . His attorney , Lance Wells , did not immediately return a call Monday from CNN . Efforts to reach lottery organizer Abe Spicola , who owns Lucky Times Pull Tabs , were unsuccessful late Monday . But Spicola told the Anchorage Daily News that Ahsoak `` was going to buy a house and said he was going to donate part of it to God , and , you know , charity . '' CNN 's Samira J. Simone and April Willliams contributed to this report .
Lottery winner reportedly convicted in 1993 and 2000 for sexual abuse of a minor . Proceeds of the lottery help Standing Together Against Rape in Anchorage . FBI : The FBI is investigating allegations that an Alaska man was involved with child pornography after winning a $1-million Mega Millions jackpot last year, according to court documents obtained by ABC News.