Seattle Seahawks' Richard Sherman celebrates with fans after after the NFL football NFC Championship game against the San Francisco 49ers Sunday, Jan. 19, 2014, in Seattle. The Seahawks won 23-17 to advance to Super Bowl XLVIII. (AP Photo/Elaine Thompson)

Seattle Seahawks' Richard Sherman celebrates with fans after after the NFL football NFC Championship game against the San Francisco 49ers Sunday, Jan. 19, 2014, in Seattle. The Seahawks won 23-17 to advance to Super Bowl XLVIII. (AP Photo/Elaine Thompson)