FLOWERY BRANCH — Linebacker Sean Weatherspoon is already the vocal leader of Atlanta's defense.Now he wants to take his game to the field. Preparing for his third NFL season, Weatherspoon is still trying to prove he was worth a 19th overall draft pick, but he believes a perfect opportunity is here. "I'm just kind of relishing that role of being a vocal guy, making sure the tempo is right and the attitudes are right," Weatherspoon as the Falcons wrapped up offseason training activities this week.