By Andrew Gould Saquon Barkley is out for redemption. After beginning his NFL career as the Offensive Rookie of the Year with 2,028 all-purpose yards and 15 touchdowns, the New York Giants running back has played just 28 games over the last three seasons. Although he played in 13 of 17 contests last year, the former No. 2 pick only mustered 856 total yards on 203 touches. When speaking to reporters Wednesday, Barkley said he wants “to kill, go crazy” in his fifth NFL season. “I want to go out there and prove to this organization that the player they drafted is still there,” Barkley said. Some …