XL draws estimated 90.7 million viewers, up 5 percentNEW YORK -- An estimated 90.7 million people watched the Pittsburgh Steelers beat the Seattle Seahawks on Sunday, the largest Super Bowl audience since the Steelers last played in the title game in 1996. The audience was five percent bigger than the 86.1 million people who watched the New England Patriots beat the Philadelphia Eagles last year, according to preliminary estimates from Nielsen Media Research. Continued...