Hoping to increase their winning streak, the Dolphins flew to Mall of America Field at Hubert H. Humphrey Metrodome for an interconference duel with the Vikings. In the first quarter, the Dolphins got the early lead as QB Chad Henne made a 5-yard TD pass to WR Brian Hartline. In the third quarter, the Dolphins increased their lead when LB Koa Misi recovered a fumble in the endzone for a touchdown, but Minnesota scored with RB Adrian Peterson completing a 1-yard TD run. The Vikings tried to fight back in the 4th quarter with kicker Ryan Longwell nailing a 28-yard field goal, but Miami's defense prevented anything else from happening, giving Miami a win.

Answer this question based on the article: How many field goals did Ryan Longwell score in the fourth quarter?
1