sentences:  The Steelers started to rally, but the Packers defense caused a key fumble on the first play of the fourth quarter and later stopped the Steelers on their final drive, winning their fourth Super Bowl and their record 13th overall NFL championship, 31–25.Aaron Rodgers was voted the game's MVP.With the win, the Packers joined the Steelers, 49ers and Cowboys as the only NFL teams to win at least four Super Bowls.