Kate Powers, a sixth-grader, hit a three-run homer in the fourth inning. Brianna Azzinaro and Jordan Parenti had two hits apiece for the Chargers.
Sarah Dias was the winning pitcher. She struck out eight and walked three.
Chariho plays Davisville again on Monday and closes out the regular season Tuesday at Narragansett.
Curtis Corner ..................3
SOUTH KINGSTOWN — Westerly took a giant step toward the Southern Division title with a down-to-the-wire win on Thursday.
The Bulldogs (12-3, 10-2 Southern Division) scored three runs in the top of the seventh to take a 4-2 lead. Curtis Corner (4-7, 4-7 Southern Division) scored once in the bottom of the seventh.
Ben Tripp led off the Westerly seventh with a single and one out later Jacob Gilman walked. After James Pedersen sacrificed the runners to second and third, Austin Frink hit a game-tying, RBI single and Brendan Clays drove in singled home two more.
Tom Algier pitched the seven-inning distance for the win.
He allowed five hits and three runs (two earned) while striking out two. He also hit a double.
Algier got the final out when he knocked down a hard ground ball and threw to first base.
The tying run was on third and the winning run was on second when the final out was made.
Clays finished 2 for 3, both of his hits being singles. Westerly finished with six hits.
Westerly has two games remaining — Tuesday against third-place Chariho (6-4) at 6:30 p.m. at Cimalore Field and Thursday against second-place Davisville (9-3) at Westerly Middle, 3:30 p.m.