Minnesota’s Adrian Peterson rushed for 154 yards and a pair of first quarter touchdowns as the Vikings held on to beat the Bears 21-14 yesterday at the Metrodome Minnesota rookie Harrison Smith had a 56-yard interception return for a touchdown, helping the Vikings snap a two-game skid. The win keeps the Vikings playoff hopes alive at 7-and-6. Christian Ponder was 11-of-17 for 91 yards and an interception in the victory. Chicago signal-caller Jay Cutler finished 22-of-44 for 260 yards with a TD and two picks, but left late in the fourth quarter after taking a hit to the head. Brandon Marshall had 10 catches for 160 yards and a TD for Chicago, which has lost four-of-five to slip to 8-and-5. Minnesota is at St. Louis next week.