Kyle Martin hit a walk-off homer in the bottom of the 10th inning to give South Carolina a 6-4 victory over Kentucky and a three-game series sweep at Columbia, S.C., on Sunday.
UK reliever Andrew Nelson entered the game to face Martin, who promptly lined a two-run blast to right. It was Martin's fourth home run of the season.
South Carolina (17-3, 3-0 Southeastern Conference) sent the game to extra innings when Elliott Caldwell homered off UK reliever Spencer Jack in the bottom of the ninth to tie the game at 4.
The blown save spoiled a Kentucky rally in the top half of the ninth. Down to their last strike, the Cats (13-6, 0-3) scratched across two runs in the inning to take a 4-3 lead.
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Pinch hitter Riley Mahan started the rally with a two-out double to left center. Kyle Barrett singled home Mahan to tie it 3-3, then stole second.
That brought up Evan White, who hit a grounder up the middle. South Carolina shortstop Jordan Gore ranged to his left to field the grounder, but White beat out the throw while Barrett scrambled all the way from second with the go-ahead run.
South Carolina reliever Taylor Widener (1-0) got the win. UK reliever Logan Salow (1-1) took the loss.
Kentucky starter Kyle Cody allowed six hits and three earned runs in 61⁄3 innings. He struck out four and walked one.
JaVon Shelby went 1-for-2 and walked three times for UK, raising his on-base percentage to .466.