'Jeopardy!': You won't believe how much James Holzhauer once lost on a sports bet - USA TODAY

'Jeopardy!': You won't believe how much James Holzhauer once lost on a sports bet  USA TODAY

James Holzhauer is raking in the big bucks on "Jeopardy!", but the professional sports gambler admitted that he's lost a boatload of cash before, too.