Trojan Cassidy Siemonsma and Mustang Kaitlyn Mohnen face off during the opening tip off of what would become a back and forth battle Region 3A game on Thursday, February 25. (Photo/Sara Stadem) Matt Larson | Big Sioux Media The Tri-Valley Mustangs finished the regular season with an 11-9 record and was the #4 seed in…
