SALEM — The Umpqua Community College women’s basketball team trailed by 17 points at halftime and never recovered in a 99-75 Southern Region loss to No. 8-ranked Chemeketa on Saturday. The Riverhawks (14-7, 4-4 South) have lost three straight games since ex-Yoncalla standout Hayley Reynolds tore her ACL against Lane on Jan. 23 and was lost for the season. The Storm improved to 13-8 and 6-2. Jordan Klebaum led Chemeketa with 27 points, sinking seven 3-point field goals. Hannah Frederick added 20 points and five steals, shooting 9 of 9 from the field. Rachel Sample had 26 points for UCC, …