Getty (Photo by Patrick Smith/Getty Images) The Minnesota Vikings need to upgrade their running game after failing to have a player rush for 1,000 yards last season. Moreover, if Minnesota goes with J.J. McCarthy as their starting QB, they need a better run game to take the pressure off his shoulders. Aaron Jones Sr. is a reliable veteran, and Jordan Mason is a good RB2, but the Vikings need a player who is an RB1 or has that potential. As a result, Minnesota can use free agency or the NFL