Norfolk center fielder Joey Gathright was 2-for-2 with two walks and two stolen bases, and left fielder Justin Christian collected his 16th stolen base of the season.
Tides relief pitcher Jim Miller gave up one run and two hits in one inning.Bowie Baysox (AA)
Score: Bowie Baysox 2, New Britain Rock Cats 1 (Box score)
Recap: Starting pitcher Tim Bascom (1-0) gave up one run and seven hits in seven innings during his Double-A debut, and the Baysox grabbed a 2-1 win over New Britain. The 24-year-old right-hander collected seven strikeouts and issued two walks.
Bowie shortstop Robert Valido and left fielder Joe Nowicki each picked up an RBI, while second baseman Miguel Abreu and right fielder Ambiorix Concepcion each added two hits.
Baysox relief pitcher Josh Perrault struck out two batters in the ninth inning to pick up his ninth save of the season.
Frederick Keys (A)
Game 1 score: Potomac Nationals 4, Frederick Keys 1, 7 innings (Box score)
Game 1 recap: Second baseman Bobby Stevens collected the only RBI with a sacrifice fly for the Keys in their 4-1 loss to Potomac during the first game of the doubleheader.
Frederick catcher Caleb Joseph hit a double in the game, and right fielder Billy Rowell and third baseman Tyler Henson each added a single.
Keys starting pitcher Pedro Beato (4-5) gave up four runs and seven hits in five innings. The 22-year-old right-hander struck out six batters and issued one walk.
Game 2 score: Potomac Nationals 10, Frederick Keys 3, 9 innings (Box score)
Game 2 recap: Third baseman Brandon Waring hit his 10th home run of the season, but the Keys were blown out in the nightcap, 10-3, after allowing seven runs in the top of the ninth inning.
As the second half of the doubleheader, the game was originally scheduled for seven innings.
Frederick relief pitcher Cliff Flagello (1-2) was charged with seven runs (three earned) and six hits in 1 2/3 innings, while starting pitcher Chris Salberg allowed one run and two hits in 3 2/3 innings.
First baseman Robbie Widlansky and designated hitter Wally Crancer each added two hits for Frederick. Widlansky, who also had an RBI in the game, raised his batting average to .375 in 12 games since joining the Keys.
Recap: Right fielder Ronnie Welty was 2-for-3 with a solo home run, but the Shorebirds lost to Hagerstown, 5-3. It was Welty's fifth home run of the season.
Four other Delmarva players -- first baseman Joe Mahoney, designated hitter Elvin Polanco, left fielder Kyle Hudson and catcher Luis Bernardo -- each added two hits in the loss.
Shorebirds starting pitcher Nathan Moreau struggled with his command. The 22-year-old left-hander allowed two unearned runs in 1 2/3 innings, but he didn't give up a hit. Moreau walked four batters and collected three strikeouts.
Relief pitcher Raul Rivero (4-2) gave up three runs and four hits in 3 1/3 innings for Delmarva, and Shane Mathews retired all nine batters he faced.