The U.S. Army will hold an exhibition against U.S.A wrestling representatives Thursday, March 17 at 6 p.m. at the Fort Carson Special Events Center.    Athletes will be competing in all three wrestling styles: men's freestyle, men's Greco-Roman and women's freestyle.    Three-time high school state champion Henry Cejudo from Coronado high school will face two-time North Carolina high school state champion Colten Palmer.     Athletes include Jenny Wong (Colorado Springs, Colo./Sunkist Kids), Iris Smith (Colorado Springs, Colo./U.S. Army), Jess Hargrave (Colorado Springs, Colo./U.S. Army) and Jason Chao (Colorado Springs, Colo./Gator WC).