NFL investigating arm wrestling contest involving Marshawn Lynch, James Harrison

More than 30 former and current NFL players were reportedly involved in "The Pro Football Arm Wrestling Championship" in Las Vegas.

The NFL is conducting an investigation into "The Pro Football Arm Wrestling Championship" involving at least 30 former and current NFL players.

Steelers linebacker James Harrison and former Seahawks cornerback Marshawn Lynch were reportedly two players involved in the arm wrestling contest based at the MGM Grand casino in Las Vegas from April 5-9, USA Today reported.

Since the contest involved betting and gambling, current players could be in violation of the league's gambling policy and may face fines. According to the NFL policy, players and staff members and not allowed to make professional appearances at casinos and other gambling establishments.

"Had we been asked in advance if this was acceptable, we would have indicated that it was in direct violation of the gambling policy," Joe Lockhart, NFL vice president of communications, told USA Today. "No one sought pre-approval."

The arm wrestling championship featuredheavyweight and light heavyweight titles. Itwas taped and scheduled to air May27-28, with the championship round to be shown on June 3.

At stake was$100,000 in first-place prize money, half of which will be donated tothe Give Back Foundation.

Other players reportedly involved are Dolphins receiver Kenny Stills,49ers linebacker NaVorro Bowman, Steelers center Maurkice Pouncey, Raiders punter Marquette King and defensive end Mario Edwards, andPatriots safety Patrick Chung.

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