The Mountaineers (19-11, 12-5 Southern Conference) never trailed and led by as many as 11 in the first half en route to a 35-29 halftime advantage. Appalachian State increased the lead to 13 with 11:46 left, but the Mocs (14-16, 6-11) pulled within a point at 65-64 with 4:28 to go on a Ty Patterson layup.
Josh Hunter made a three-point play, then Ricky Taylor, who led Chattanooga with 22 points, hit a jumper to make the score 68-66. After Sims knocked down a 3-pointer, Taylor scored again. Sims hit another 3 with 2:17 to go and the Mocs could get no closer than five the rest of the way.
Isaac Butts had eight points, 13 rebounds and four blocked shots for the Mountaineers, who have won three straight and seven of their last eight.