Norfolk Tides (AAA)
Record: (29-38)
Opponent
at Toledo Mud Hens (7 p.m.)
Probable pitchers
Norfolk: Brad Bergesen (1-0, 2.57 ERA with Tides; 3-4, 6.50 ERA with Orioles)
Toledo: Ryan Ketchner (4-3, 3.31 ERA at two levels in 2010)Bowie Baysox (AA)
Record: (34-31)
Opponent
Reading Phillies (7:05 p.m.)
Probable pitchers
Bowie: Steve Johnson (3-3, 4.18 ERA)
Reading: Vance Worley (4-3, 3.93 ERA)
Frederick Keys (A)
Record: (38-28)
Opponent
at Winston-Salem Dash (7 p.m.)
Probable pitchers
Frederick: Oliver Drake (1-2, 4.34 ERA)
Winston-Salem: Stephen Sauer (5-2, 4.06 ERA)
Delmarva Shorebirds (A)
Record: (29-37)
Opponent
Lexington Legends (7:05 p.m.)
Probable pitchers
Delmarva: Nathan Moreau (1-2, 3.35 ERA)
Lexington: Jose Cisnero (3-3, 4.29 ERA)