The Triple-A Norfolk Tides lost in extra innings to the Pawtucket Red Sox at Harbor Park, and the Double-A Bowie Baysox beat the Binghamton Mets on the road.
The short-season Single-A Aberdeen IronBirds fell to the Staten Island Yankees at Ripken Stadium.
The rookie-level Bluefield Orioles dropped their season opener to the Elizabethton Twins, while the rookie-level GCL Orioles beat the GCL Reds.
The Single-A Frederick Keys were idle, but five players participated in the California/Carolina League All-Star Game. Two players participated in the South Atlantic League All-Star Game for the Single-A Delmarva Shorebirds, who also didn't play tonight.
Baysox left-hander Wilfrido Perez was activated from the disabled list prior to tonight's game, and relief pitcher Ryan Rodriguez was transferred to Frederick. Perez tossed a scoreless inning in Bowie's win.
Recap: Starting pitcher Chris Tillman allowed two runs and seven hits in six innings, but the Tides suffered a 6-5 loss in 10 innings to Pawtucket. The 21-year-old right-hander collected three strikeouts and didn't walk anyone.
Norfolk infielder Melvin Dorta was 3-for-4 with a double and an RBI, while catcher Chad Moeller added a double and two RBIs.
Left fielder Justin Christian and designated hitter Jolbert Cabrera each collected two hits for the Tides, and infielder Brandon Snyder was 0-for-3 with a walk. Snyder is now batting .118 (2-for-17) with two RBIs in five games at Norfolk.
Norfolk relief pitcher Jim Miller (2-2) gave up two runs and three hits in two innings, and Ross Wolf gave up two runs, two hits and two walks without recording an out in the seventh inning.
The Tides hit into a triple play in the fifth inning, which was the first time that happened since June 26, 2006 on the road against the Toledo Mud Hens, according to the team.Bowie Baysox (AA)
Recap: Center fielder Dave Krynzel was 3-for-5 with a three-run home run to lead the Baysox to a 7-3 win on the road against Binghamton.
Bowie starting pitcher Tim Bascom (2-0), who took Brian Matusz's turn in the rotation, allowed three runs and nine hits in five innings. The 24-year-old right-hander struck out two batters and issued one walk.
Third baseman Mike Costanzo was 2-for-5 with a run scored for the Baysox, while right fielder Ambiorix Concepcion and second baseman Miguel Abreu each added a double and a run scored.
The first seven batters in Bowie's lineup scored one run each.
Aberdeen IronBirds (A)
Score: Staten Island Yankees 5, Aberdeen IronBirds 1 (Box score)
Recap: Second baseman Mike Gioioso was 1-for-2 with an RBI single, but the IronBirds' offense slumped in a 5-1 loss to Staten Island.
Aberdeen starting pitcher Nicholas Haughian (0-1) gave up two runs (one earned) and four hits in five innings. The 22-year-old left-hander collected six strikeouts and walked one batter.
Relief pitcher James Brandhorst retired all three batters he faced in his professional debut for Aberdeen.
IronBirds shortstop Garabez Rosa was 1-for-4 with a double.
Recap: Right fielder Jaynnertt Melenciano was 4-for-5 with a run scored in the Orioles' 5-0 victory over the Reds in the Gulf Coast League.
Orioles shortstop Moises Ciriaco was 2-for-4 with two RBIs, and third baseman Anyi Tejeda added two hits, including a double.
Starting pitcher Zach Clark, who is recovering from a shoulder injury, allowed two hits in one scoreless inning for the Orioles before being removed from the game.
Orioles relief pitcher Zachary Petersime (1-0) tossed five scoreless innings to pick up the win. The 20-year-old right-hander struck out four batters and issued one walk.
Right-hander Daurin Tavarez didn't give up any runs in the final three innings to pick up his first save of the season for the Orioles.
California/Carolina League All-Star Game (A)
Score: California League All-Stars 2, Carolina League All-Stars 1, 10 innings (Box score)
Recap: Keys shortstop Pedro Florimon Jr. was 1-for-3 with a triple and a run scored, but the Carolina League All-Stars fell to the California League All-Stars in 10 innings.
Frederick first baseman Brandon Waring was 0-for-4 with a walk and two strikeouts, while catcher Caleb Joseph didn't get a hit in two at-bats for the Carolina League All-Stars.
Keys relief pitcher Luis Lebron tossed a scoreless inning, and starting pitcher Zach Britton didn't play in the game. Florimon and Waring played all 10 innings, while Joseph entered as a defensive replacement in the bottom of the fifth inning.
South Atlantic League All-Star Game (A)
Score: North All-Stars 8, South All-Stars 7 (Box score)
Recap: Shorebirds right fielder Ronnie Welty was 1-for-2, and he scored the game-winning run in the North Division's 8-7 win over the South Division in the 50th annual South Atlantic League All-Star Game.
Delmarva pitcher Rick Zagone started the game for the North Division, and he allowed one hit in one scoreless inning. The 22-year-old left-hander struck out two batters and issued one walk.
Lake County Captains infielder Karexon Sanchez earned Most Valuable Player honors after going 2-for-2 with a double, two RBIs and two runs scored to lead the North Division, while Lakewood BlueClaws catcher Travis D'Arnaud added two RBIs.