Jon Griffin: At 6 feet 7 and 250 pounds, Griffin has the kind of power you'd expect out of a first baseman his size. But there's more to his approach at the plate than just that, High-A Visalia manager Jason Hardtke said. Cheap snapbacks

"Typically, big men like that have an all-or-nothing approach, and Jon is completely different than that," Hardtke said. "He's up there battling, and if he gets to two strikes, he's a smart hitter who will stick with his approach and take what the pitch...