Thomas McPeek placed stacks and stacks of bets last year — complicated wagers on football called parlays, where several events all have to happen for the gambler to win.

A 24-year-old sports bettor from Chicago claims he is owed $800,000 ... McPeek placed the winning bets at Horseshoe Casino in Hammond, Ind., and Isle Casino across the border in Bettendorf ...

The 24-year-old from Chicago spent last year diving into ... Here's how In August, he visited the sportsbook at the Horseshoe Casino in Hammond, Indiana, owned by Caesars Entertainment.

Thomas McPeek didn’t stumble into a lucky streak — he studied for it. The 24-year-old from Chicago spent last year diving into the world of sports betting, placing dozens of complex, high-risk wagers ...