The matchup between the Triple-A Norfolk Tides and Scranton/Wilkes-Barre Yankees was rained out, and the Double-A Bowie Baysox were edged by the New Hampshire Fisher Cats.
The Single-A Frederick Keys beat the Potomac Nationals, and the Single-A Delmarva Shorebirds fell to the Charleston RiverDogs.
The short-season Single-A Aberdeen IronBirds topped the Williamsport Crosscutters, and the Rookie-level Bluefield Orioles won against the Pulaski Mariners.
Tonight's game between the Tides and Scranton/Wilkes-Barre was postponed due to rain. The two teams will play a doubleheader beginning at 12:15 p.m. Thursday afternoon at Harbor Park.
Score: New Hampshire Fisher Cats 5, Bowie Baysox 4 (Box score)
Recap: Third baseman Josh Bell was 3-for-4 with a home run, a double and three RBIs, but the Baysox lost, 5-4, to New Hampshire at Prince George's Stadium. The 22-year-old infielder is batting .435 (10-for-23) with two home runs and four RBIs in seven games since being acquired from the Los Angeles Dodgers.
Bowie first baseman Eric Crozier contributed a solo home run, and designated hitter Dave Krynzel added two hits.
Baysox starting pitcher Brandon Erbe struggled with his control. The 21-year-old right-hander issued five walks, hit two batters and gave up two runs and two hits in four innings. Erbe collected one strikeout.
Relief pitcher Jim Hoey (2-4) allowed two runs and two hits in one inning for the Baysox.Frederick Keys (A)
Score: Frederick Keys 7, Potomac Nationals 5 (Box score)
Recap: Left fielder Tyler Henson was 2-for-5 with a double, three RBIs and a run scored in the Keys' 7-5 victory over Potomac.
Frederick first baseman Robbie Widlansky collected two hits, an RBI and two runs scored, while catcher Caleb Joseph was 2-for-4 with a double and two runs scored.
Keys center fielder Matt Angle added two hits, a stolen base and a run scored, and designated hitter Wally Crancer was 2-for-5.
Starting pitcher Rick Zagone allowed four runs and five hits in three innings for the Keys, and relief pitcher Eddie Gamboa (4-0) gave up one run and three hits in two innings.
Relief pitcher Brandon Cooney tossed a scoreless inning to earn his second save of the season for Frederick.
Score: Charleston RiverDogs 4, Delmarva Shorebirds 3 (Box score)
Recap: Right fielder Ronnie Welty was 1-for-4 with a stolen base and two RBIs in the Shorebirds' 4-3 loss to Charleston.
Delmarva shortstop Rodolfo Cardona contributed a double and an RBI, while first baseman Joe Mahoney was 1-for-3 with a stolen base and a run scored.
Shorebirds starting pitcher Nathan Moreau (5-3) allowed two runs and five hits in four innings. The 22-year-old left-hander collected five strikeouts and walked two batters.
Second baseman L.J. Hoes added a single, a stolen base and a run scored for the Shorebirds.
Score: Aberdeen IronBirds 6, Williamsport Crosscutters 2 (Box score)
Recap: Second baseman Tyler Kelly was 3-for-3 with a triple, two RBIs and two runs scored in the IronBirds' 6-2 victory over Williamsport at Ripken Stadium.
Aberdeen designated hitter T.J. Baxter was 2-for-4 with a stolen base and two runs scored, and third baseman Levi Carolus added a two-run home run.
IronBirds starting pitcher Colin Allen (1-5) gave up one run and four hits in six innings. The 22-year-old right-hander collected five strikeouts and issued one walk.
Left fielder Brian Conley was 1-for-1 with three walks, an RBI and a run scored for the IronBirds, and catcher Justin Dalles contributed a double and an RBI.
Score: Bluefield Orioles 6, Pulaski Mariners 3 (Box score)
Recap: Designated hitter Joel Polanco was 2-for-4 with a home run and four RBIs as the Orioles topped Pulaski, 6-3.
Bluefield second baseman Omar Casamayor was 2-for-5 with an RBI and a run scored, and center fielder Michael Planeta added an RBI and a run scored.
Orioles starting pitcher Jesse Beal (4-3) allowed three runs (two earned) and seven hits in seven innings. The 19-year-old right-hander struck out six batters and didn't issue any walks.
Relief pitcher Pat McCrory recorded his first save of the season for the Orioles after tossing two scoreless innings.