While this wasn’t how the prop bet was born, it might as well be. A proposition bet, known as a prop, is essentially a wager on something other than the winner or loser of a game. For the Super Bowl, bettors could try and guess the first touchdown scorer, the MVP, whatever — as long as an accurate and official measurement is provided. At MGM’s 12 Las Vegas resorts, prop bets generated about 30% of the total wagered on the Super Bowl. Caption The Rams begin free agency by signing a receiver and a tackle The Rams opened free agency by signing receiver Robert Woods and offensive tackle Andrew Whitworth.

Source: Los Angeles Times March 12, 2017 16:52 UTC