Danny Mooney kept the Southern Maryland Nationals (15-16) off the board during his seven innings of work and the Bethesda Big Train (25-7) beat the Southern Maryland Nationals, 2-0.
Mooney allowed seven hits, two walks and struck out five.
Sean Poppen ended up on the wrong side of the pitching decision, charged with his third loss of the year. He lasted just 4 2/3 innings, walked two, struck out four, and allowed two runs.