the end of the 2008 season. Favre announced that he would not join the Vikings prior to training camp, however, and Jackson and Rosenfels split duties in the early part of camp. Jackson was the second quarterback to play in the opening preseason game, and was expected to start the second preseason game against the Kansas City Chiefs. That changed, however, when Favre announced that he would play for the Vikings after all, signing with the team on August 19. Jackson, Rosenfels, and 2008 third-stringer John David Booty were believed to be competing for two roster spots, and for the primary backup job. Many observers believed the Vikings would attempt to trade Jackson. Jackson helped his case with a strong performance in Favre's debut game against the Kansas City Chiefs, throwing for 202 yards and two touchdowns in backup work. Ultimately, the Vikings elected to keep Jackson and Rosenfels on the active roster, with Jackson as the primary backup to Favre. Jackson entered the Vikings' first two games of the season in garbage time. 2010 season The Vikings re-signed Jackson on April 19, 2010, as they waited for Favre to decide whether he would return for another season, which he did. Jackson was a restricted free agent who was given a one-year tender worth $1.176 million. Jackson backed up Favre for the 2010 season. Jackson took over for an injured Favre in Week 8 against the New England Patriots. Jackson threw for one touchdown in the loss. Jackson took over for an injured Favre yet again in Week 13 against the Buffalo Bills. Jackson threw two touchdown passes to Sidney Rice in the 38–14 win, but also threw three interceptions. Jackson started on December 13, against the New York Giants in place of the injured Favre. In that game, Jackson suffered a turf toe injury and missed the rest of the season. On March 3, 2011, the Vikings declined to tender Jackson a contract offer to play for them in the 2011 season. Under league rules, Jackson became an unrestricted free agent. Seattle Seahawks Jackson officially signed a two-year contract with the Seattle Seahawks on July 29, 2011 and was announced as the starting quarterback shortly after. In Seattle, he had been reunited with offensive coordinator Darrell Bevell and wide receiver Sidney Rice both members of the Vikings during his time there. Along with wide receiver Mike Williams, Jackson was