The first session of the Championship Series of the University World Team Trials and the FILA World Team Trials has been held at the U.S. Olympic Training Center in Colorado Springs, Colo.    In every weight division, one of the athletes lead the best-of-three series, one match to none.     An athlete must win two matches to claim the World Team spot. The second and deciding session for each tournament will be held at 1:30 P.M. Mountain Time.    The athletes who won the first match of their best of three series are:    UNIVERSITY FREESTYLE  55 kg/121 lbs. - Nick Simmons, Williamston, Mich. (Michigan WC)   60 kg/132 lbs. - Nate Gallick, Tucson, Ariz. (Sunkist Kids)   66 kg/145.5 lbs. - Jesse Jantzen, Cambridge, Mass. (New York AC)   74 kg/163 lbs.- Tyrone Lewis, Stillwater, Okla. (Gator WC)   84 kg/185 lbs. - Chris Pendleton, San Jose, Calif. (Gator WC)   96 kg/211.5 lbs. - Tommy Rowlands, Columbus, Ohio (Sunkist Kids)   120 kg/264.5 lbs. - Steve Mocco, N. Bergen, N.J. (New York AC)    UNIVERSITY GRECO-ROMAN  55 kg/121 lbs. - Spenser Mango, Flourissant, Mo. (USOEC/Gator WC)   60 kg/132 lbs. - Willie Madison, Metairie, La. (USOEC/Gator WC)   66 kg/145.5 lbs. - Harry Lester, Akron, Ohio (USOEC/Gator WC)   74 kg/163 lbs. - Cheney Haight, Orem, Utah (USOEC)   84 kg/185 lbs. - John Wechter, East Lansing, Mich. (Michigan WC)   96 kg/211.5 lbs. - Justin Ruiz, Colorado Springs, Colo. (New York AC)    FILA JUNIOR FREESTYLE  50 kg/110 lbs. - Gabe Burak, Colorado Springs, Colo. (USOTC)   55 kg/121 lbs. - Henry Cejudo, Colorado Springs, Colo. (Sunkist Kids)   60 kg/132 lbs. - Angel Cejudo, Colorado Springs, Colo. (USOTC)  66 kg/145.5 lbs. - Brent Metcalf, Davison, Mich. (Davison WC)   74 kg/163 lbs. - Steve Luke, Massillon, Ohio (Michigan)   84 kg/185 lbs. - Jake Varner, Bakersfield, Calif.   96 kg/211.5 lbs. - Mike Tamillow, Oak Park, Ill.   120 kg/264.5 lbs. - Bode Ogunwole, Millersville, Md. (Harvard)    FILA JUNIOR GRECO-ROMAN  50 kg/110 lbs. - Gabe Burak, Colorado Springs, Colo. (USOTC)   55 kg/121 lbs. - Spenser Mango, Flourissant, Mo. (USOEC)  60 kg/132 lbs. - Reece Humphrey, Indianapolis, Ind. (Lawrence North WC)   66 kg/145.5 lbs. - Tyler Safratowich, Park Rapids, Minn. (Minnesota Storm)  74 kg/163 lbs. - Andy Bisek, Chaska, Minn. (USOEC)   84 kg/185 lbs. - Luke Hogle, Walterville, Ore. (Cornell WC)   96 kg/211.5 lbs. - Robert Smith, San Ramon, Calif. (CYC-Concord)   120 kg/264.5 lbs. - Brandon Rupp, Pocatello, Idaho    NOTE: These athletes have not earned the spot on the team yet. They lead the series, one match to none.