This June 25, 2015 file photo shows Dean Blandino, vice president of officiating for the NFL, presenting the new technology that the NFL uses in the prevention and diagnosis of injuries, during a league news conference on Capitol Hill in Washington. The chop block has been entirely outlawed from NFL games, and extra-point kicks snapped from the 15-yard line are now permanent.
This June 25, 2015 file photo shows Dean Blandino, vice president of officiating for the NFL, presenting the new technology that the NFL uses in the prevention and diagnosis of injuries, during a league news conference on Capitol Hill in Washington. The chop block has been entirely outlawed from NFL games, and extra-point kicks snapped from the 15-yard line are now permanent. Manuel Balce Ceneta The Associated Press
This June 25, 2015 file photo shows Dean Blandino, vice president of officiating for the NFL, presenting the new technology that the NFL uses in the prevention and diagnosis of injuries, during a league news conference on Capitol Hill in Washington. The chop block has been entirely outlawed from NFL games, and extra-point kicks snapped from the 15-yard line are now permanent. Manuel Balce Ceneta The Associated Press

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