The San Francisco 49ers used sound second-half adjustments on both sides of the ball and a steady dose of Frank Gore to erase a 6-3 halftime deficit to move to 5-2 on the season, momentarily taking control of the NFC West with a 13-6 win over the Seattle Seahawks (4-3) on Thursday night. After Steven Hauschka and David Akers exchanged field goals in the first goal, the Seahawks took a 6-3 lead on a 35-yard field goal by Hauschka with 12:07 to play in the second quarter. After allowing the 49ers to gain 98 yards and control the clock for nearly nine and a half minutes in the first quarter, Seattle's defense stymied the 49ers in the second, limiting Alex Smith and Co. to just 12 net yards of offense on nine plays in less than five minutes of possession. Even when taking over at midfield with 1:27 to play in the half following a 38-yard punt return by Ted Ginn, the 49ers' offense couldn't move the ball an inch and were forced to punt the ball back to the Seahawks. In the final 30 minutes, however, the 49ers would take over. On their first possession of the second half, Smith directed a 10-play, 86-yard drive that ended with a 12-yard touchdown catch-and-run by tight end Delanie...