Powered by 16 third quarter points from senior guard Hunter Hartsgrove, the No. 7 Katahdin girls basketball team upset Lilly Roy and No. 3 Wisdom 42-34 in the Class D North regional semifinals Thursday morning at the Cross Center in Bangor.
The Katahdin Cougars will play the winner of No. 1 Southern Aroostook and No. 4 Jonesport-Beals on Saturday at 2:45 p.m.