By TIM SWARTZ
Potomac Nationals
WOODBRIDGE, Va. — Tommy La Stella drove home three runs and J.R. Graham went six strong innings as the Lynchburg Hillcats snapped their two-game losing streak knocking off the Potomac Nationals by the final score of 6-4. Matt Chaffee picked up his second save of the season striking out the possible tying run in Adrian Sanchez to end the game.