The Packers dominated the first half, but they only led 17-7 at halftime. San Francisco scored on an 11-play, 65-yard drive on their third possession of the game. Tight end George Kittle caught a 3-yard touchdown pass from the backup quarterback Brandon Allen with 1:02 left in the half. Allen, starting at the place of injury Brock Purdywent 10 of 13 for 94 yards and a touchdown. The 49ers only ran 18 plays, including one knee, and 95 yards. Christian McCaffrey saw only three rushing attempts for 4 yards and two receptions for 14 yards. The 49ers will likely try to involve him more in the second half. Kittle caught four passes for 30 yards and the touchdown. The Packers have 218 yards and should have a bigger lead. With 30 seconds left, Christian Watson dropped what should have been a 49-yard touchdown. The Packers ended up punting, the only possession they didn’t score on in the first half. The Packers scored 67, 49 and 71 on their first three possessions. Packers tight end Tucker Kraft caught an 11-yard touchdown pass from Jordan Love and Josh Jacobs ran for a 1-yard score. Brandon McManus kicked a 51-yard field goal. Jacobs has 19 carries for…