NEW ORLEANS – With six weeks remaining in the regular season, the Saints picked up a victory over the 49ers on Sunday that could have playoff seeding implications.Garrett Hartley's 31-yard field goal as time expired gave New Orleans a 23-20 victory at the Superdome, where the 49ers' Super Bowl run of last season ended with a loss to the Baltimore Ravens in Super Bowl XLVII.The 49ers did not fashion a dynamic offense, by any means, on Sunday against the New Orleans Saints. But it was a significant upgrade over their performance in a 10-9 loss to the Carolina Panthers a week earlier.The 49ers entered the game in second place in the NFC West with a 6-3 record, while the Saints held a lead in the NFC South over the Panthers with a 7-2 record.Quarterback Colin Kaepernick's 17-yard scoring pass to a wide open Vernon Davis early in the third quarter game the 49ers a 17-14 lead. The play was set up by outside linebacker Ahmad Brooks' interception of a Drew Brees pass. He returned the interception 22 yards to end the Saints' opening possession of the second half.The 49ers defense then stopped the Saints on downs to take over at the San Francisco 40-yard line. Aldon Smith got pressure...