Jimmy Graham returns to Saints after year away, eager to prove himself

Graham wanted to retire as a Saint and was eager to return after stints with other teams
At 36, Graham has changed his workout and diet to prepare for his return to the NFL
Graham was a standout tight end for the Saints from 2010-2014, making multiple Pro Bowls
He and Cameron Jordan are the only current players who were on the 2009 championship team
Despite decreased production in recent years, the Saints believe Graham can provide leadership