He runs through the stadium with tireless enthusiasm, popping up here, there and way over yonder with hasty contests and sponsor blurbs. He always seems to be having a good time, whether catapulting T ...

To friends and family, he's just Jeff Bertoni. But to Lancaster Barnstormers' fans, he is the high-energy I.M. Fun. Bertoni, who lives in Lititz, moved to the county seven years ago from Frederick, Md ...