Chris Gray has seen it all.His brother Sean started his college football career as an offensive lineman at Georgia Southern under Mike Sewak in 2004 and moved to fullback when Brian VanGorder took over the program in 2006.Chris came to GSU as an offensive lineman in Chris Hatcher's first class in 2007, and has gone full circle as he and the rest of the offensive line have begun transitioning back to the offense that started it all."He's been here through the old and the new, and he's still down here going to grad school," said Gray about his brother Sean. "He's helping me learn and keep that tradition, talking about the old times, how it used to be and how we're going to get that back."The linemen themselves feel like transitioning to the option-based offense is a lot harder than any changes happening on defense. The guys on the other end of the trenches always have the same goal."The defense, they run to the ball - see ball, hit ball," said Blake DeBartola, who is currently listed as the No.