Steve Tran claims his half of $ 173.8 million Mega Millions jackpot . Tran tells lottery officials he did n't realize he won until Monday -- Monday after drawing . ( CNN ) -- Jackpot was second -largest in U.S. lottery history . U.S. woman claimed other Monday .
Steve Tran claims his half of $ 173.8 million Mega Millions jackpot . Tran tells lottery officials he did n't realize he won until Monday -- Monday after drawing . Jackpot was second -largest in U.S. lottery history . U.S. woman claimed other Monday .