Former Citadel baseball standout Chris McGuiness had a big weekend, delivering a game-winning single on Sunday and a home run on Saturday for Class AAA Round Rock.

McGuiness (James Island) was 2 for 4 with a walk-off RBI single in Round Rock’s 4-3 win over Albuquerque on Sunday, pushing his batting average up to .219.

On Saturday, McGuiness was 1 for 2 and hit his fourth home run of the season.

Elsewhere among Lowcountry players in pro baseball:

• Second baseman Reese Havens (Bishop England HS, USC) was 2 for 2 with two walks on Saturday, and walked in his only plate appearance, as a pinch-hitter, on Sunday. He’s batting .280 for Class AAA Las Vegas.

• Pitcher Asher Wojciechowski (Beaufort, The Citadel) had a rough outing Sunday, giving up four hits and four earned runs with a walk, two strikeouts and a home run in three innings of a 4-3 loss to Frisco. Still, he’s 2-1 with a 2.08 earned-run average for Class AA Corpus Christi.

• Outfielder Justin Greene (Stratford HS) was 1 for 3 with an RBI and two walks for Class AA Mobile, after going 0 for 2 on Saturday. He’s batting .289.

• Pitcher Mike Cisco (Wando HS, USC) worked one-third of an inning Sunday, allowing one hit and two earned runs with a walk, a strikeout and a homer. He’s 1-0 with a 1.69 ERA for Class AA Arkansas.

And in Major League Baseball on Sunday:

• Outfielder Brett Gardner did not get an at-bat in the Yankees’ 3-2 win over Toronto. He’s batting .253.

• Catcher Matt Wieters (Stratford HS) was 1 for 4 with an RBI in the Orioles’ 9-8 loss to Oakland. He’s batting .210.

• First baseman Justin Smoak (Stratford HS, USC) got a day off, his first of the season, in Seattle’s 2-1 win over the Angels. Smoak has reportedly been dealing with lower back and knee stiffness. He’s hitting .211 with a homer and five RBI.