Aberdeen's Owen Smith went 2-for-2 with a homer and four RBI.
Bel Air 13, Patterson Mill 0: Rayn Gibson struck out nine in five innings as the host Bobcats (1-1) shut out the Huskies (2-3).
South River 17, Annapolis 1: The visiting Seahawks (3-3) scored six runs in the third and seven in the fourth to beat the Panthers (0-2).
No. 1 Eastern Tech 17, Franklin 0: Jordan Cargile had 11 strikeouts in five innings for the win and Brooke Retkowski went 3-for-4 with a double, triple and two RBI as the Mavericks (6-0) shut out the host Indians (1-4).
No. 3 Mount de Sales 10, Mercy 0: Emily Fitzsimmons (4-1) gave up one hit, one walk and struck out four as the host Sailors (4-1) shut out the Magic (4-1).
Fitzsimmons also went 2-for-4 with a double, triple and two RBI.
No. 4 Chesapeake-AA 15, Meade 4: Abigale LeCompte (1-0) went four innings, gave up one run on three hits, one walk and struck out four as the host Cougars (5-1) beat the Mustangs (0-50.
Chesapeake-AA led 13-0 after three innings. Hunter Royston (2-for-3) had a three-run homer.
No. 12 Archbishop Spalding 17, Institute of Notre Dame 1: Winner Ali Caulkins worked three innings, gave up one run on one hit, walked one and struck out five as the host Cavaliers (3-2) beat the Penguins (1-5).
Lansdowne 12, Dundalk 2: Hannah Goodman had a double, a triple and a home run to power the host Vikings (3-1) past the Owls (0-4).
No. 8 Westminster 14, Liberty 4: Hunter Davis had four goals and three assists and Ryan Hursey had two goals and five assists to lead the host Owls (4-0) past the Lions (3-1).
Westminster led 12-2 at the half.
No. 5 Century 20, Francis Scott Key 0: Hannah Warther scored four goals to power the host Knights (5-1) past the Eagles (3-1).
Baltimore Sun staff contributed to this article.