Many Americans in places where sports betting is legal for the first time are beginning to make wagers on the Super Bowl, including some prop bets on the performances of individual athletes.

But if the National Football League had its way, bets on things like passing touchdowns for New England Patriots quarterback Tom Brady or rushing yards for Los Angeles Rams running back Todd Gurley would be restricted — or even outlawed as too risky and vulnerable to manipulation or cheating.

Proposition bets — also known as prop bets — are less popular during the regular season but gain steam during the Super Bowl each year as a way to bet on the outcome of more than one thing at a moment the sports world is intensely focused on a single game.

In testimony before a U.S. House of Representatives committee on Sept. 27, NFL Executive Vice President Jocelyn Moore asked Congress to let professional sports leagues and gambling regulators ban prop bets that involve the performance of individual athletes over the course of a game.

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