LEXINGTON, Ohio (AP) -- Kristi Kotterman scored 19 points and Mount Blanchard Riverdale broke open a tight game with a big third period to beat Fredericktown 53-47 and win a Division III regional championship on Saturday.

The Falcons (23-2) outscored the seventh-ranked Freddies (25-1) 19-4 in the third quarter to pull away.

Lacey Kessler added 14 points for Riverdale, which advances to play in a state semifinal at 3 p.m. Friday in Ohio State's Value City Arena.

Allyn Blakely had 19 points for the Freddies, who had 22 turnovers.

Kessler's 3-pointer with 2:02 remaining in the third quarter put the Falcons up by four. They never trailed again.