A seven-run outburst over the final two innings, highlighted by a grand slam from Deacon Pomeroy, carried the Burlington Sock Puppets to a 9-3 victory over the Elizabethton River Riders on Wednesday night at Northeast Community Credit Union Ballpark. The win evened the three-game series and set up a decisive rubber match Thursday. Elizabethton struck first in the opening inning when Hank Gomric delivered an RBI triple to give the River Riders a …