After holding a 6-3 lead, Sheldon rallies in the fifth and seventh to hand Boyden-Hull/Rock Valley a 6-3 defeat Nathan Broek | Sports Editor Sheldon 0-0-0-0-3-0-3 6Boyden-Hull/Rock Valley 1-1-1-0-0-0-0 3BOYDEN-Boyden-Hull/Rock Valley scored one run each in the first, second and third innings but the bats stalled after that and Sheldon ended up rallying for six…