THE 15U Lynnfield All-Stars won the Lou Tompkins Summer League by beating Reading 12-7 on Sunday in East Boston. Pictured in the front row from left to right is Owen Mullin, Jack Neenan, Nick Grousis, Ryan MacEachern, Tyler Adamo and Sean Drzewiczewski. In the back row from left is coach Darren Damiani, coach Chris Papagikos, Matt…