55 kg/121 lbs.  Challenge Tournament consolation semifinals  Tim Dernlan, Colorado Springs, Colo. (Dave Schultz WC) dec. Eric Albarracin, Fort Carson, Colo. (U.S. Army), 4-0  Mike Mena, Bloomington, Ind. (New York AC) dec. Martin Kusick, Baltimore, Md. (Sunkist Kids), 9-0    Challenge Tournament medal matches  1st - Stephen Abas, Fresno, Calif. (Sunkist Kids) won by tech. fall over Jody Strittmatter, Iowa City, Iowa (Hawkeye WC), 13-3, ot, 3:00  3rd - Mike Mena, Bloomington, Ind. (New York AC) dec. Tim Dernlan, Colorado Springs, Colo. (Dave Schultz WC), 3-0  5th - Eric Albarracin, Fort Carson, Colo. (U.S. Army) dec. Martin Kusick, Baltimore, Md. (Sunkist Kids), 4-1    Abas advances to the Championships Series on Sunday, where he will face 2002 U.S. Nationals champion Teague Moore, Nomran, Okla. (Gator WC) in a best-of-three series for the position on the U.S. World Team.    60 kg/132 lbs.  Challenge Tournament consolation semifinals  Eric Akin, Lincoln, Neb. (Dave Schultz WC) dec. Michael Lightner, Norman, Okla. (Sunkist Kids), 3-2  C.C. Fisher, Colorado Springs, Colo. (Team Excel) dec. Jeff Bedard, Fort Carson, Colo. (U.S. Army), 4-3    Challenge Tournament medal matches  1st - Jesus Wilson, Fayette, Iowa (Minnesota Storm) dec. Jason Kutz, Colorado Springs, Colo. (U.S. Army), 4-0  3rd - Eric Akin, Lincoln, Neb. (Dave Schultz WC) dec. C.C. Fisher, Colorado Springs, Colo. (Team Excel), 5-4  5th - Jeff Bedard, Fort Carson, Colo. (U.S. Army) won by inj. dft. over Michael Lightner, Norman, Okla. (Sunkist Kids)    Wilson advances to the Championships Series on Sunday, where he will face 2002 U.S. Nationals champion Eric Guerrero, Stillwater, Okla. (Gator WC) in a best-of-three series for the position on the U.S. World Team.    66 kg/145.5 lbs.  Challenge Tournament consolation semifinals  Reggie Wright, Colorado Springs, Colo. (Gator WC) dec. James Woodall, State College, Pa. (Nittany Lion), 7-0  Jesse Jantzen, Cambridge, Mass. (Dave Schultz WC) dec. David Zuniga, New Brighton, Minn. (Minnesota Storm), 14-12, ot, 7:41    Challenge Tournament medal matches  1st - Chris Bono, Gilbert, Iowa (Sunkist Kids) dec. Doug Schwab, Iowa City, Iowa (Hawkeye WC), 3-2  3rd - Reggie Wright, Colorado Springs, Colo. (Gator WC) dec. Jesse Jantzen, Cambridge, Mass. (Dave Schultz WC), 6-3    5th - David Zuniga, New Brighton, Minn. (Minnesota Storm) dec. James Woodall, State College, Pa. (Nittany Lion), 4-3     Bono advances to the Championships Series on Sunday, where he will face 2002 U.S. Nationals runner-up Jamill Kelly, Stillwater, Okla. (Gator WC)in a best-of-three series. The winner qualifies for a Special Wrestle-off at a date and location to be determined against 2002 U.S. Nationals champion Bill Zadick, Iowa City, Iowa (Hawkeye WC), who extended his finals series due to injury.    74 kg/163 lbs.  Challenge Tournament consolation semifinals  Joe Heskett, Ames, Iowa (Sunkist Kids) dec. Chris Ayres, Bethlehem, Pa. (New York AC), 7-3  Kirk White, Boise, Idaho (Dave Schultz WC) won by inj. dft. over Byron Tucker, Norman, Okla. (Sunkist Kids)    Challenge Tournament medal matches  1st - Casey Cunningham, Mt. Pleasant, Mich. (Sunkist Kids) dec. Donny Pritzlaff, Madison, Wis. (Dave Schultz WC), 4-2  3rd - Joe Heskett, Ames, Iowa (Sunkist Kids) dec. Kirk White, Boise, Idaho (Dave Schultz WC), 4-3  5th - Chris Ayres, Bethlehem, Pa. (New York AC) won by inj. dft. over Byron Tucker, Norman, Okla. (Sunkist Kids)    Cunningham advances to the Championships Series on Sunday, where he will face 2002 U.S. Nationals champion Joe Williams, Iowa City, Iowa (Sunkist Kids) in a best-of-three series for the position on the U.S. World Team.    84 kg/185 lbs.  Challenge Tournament consolation semifinals  Clint Wattenburg, Ithaca, N.Y. (Cornell) dec. Markus Mollica, Huntington Beach, Calif. (Dave Schultz WC), 3-2  Randy Pugh, Cedar Falls, Iowa (Cat WC) won by inj. dft. over Brandon Eggum, Minneapolis, Minn. (Minnesota Storm)    Challenge Tournament medal matches  1st - Lee Fullhart, Iowa City, Iowa (Hawkeye WC) dec. Charles Burton, Bloomington, Ind. (New York AC), 5-1  3rd - Randy Pugh, Cedar Falls, Iowa (Cat WC) dec. Clint Wattenburg, Ithaca, N.Y. (Cornell), 3-1  5th - Markus Mollica, Huntington Beach, Calif. (Dave Schultz WC) won by inj. dft. over Brandon Eggum, Minneapolis, Minn. (Minnesota Storm)     Fullhart advances to the Championships Series on Sunday, where he will face 2002 U.S. Nationals champion Cael Sanderson, Ames, Iowa (Sunkist Kids) in a best-of-three series for the position on the U.S. World Team.     96 kg/211.5 lbs.  Challenge Tournament consolation semifinals  Zach Thompson, Ames, Iowa (Sunkist Kids) dec. Raphael Davis, Bakersfield, Calif. (Dave Schultz WC), 5-1  Nick Preston, Columbus, Ohio (Ohio International) won by ref. dec. over Dean Morrison, Ithaca, N.Y. (New York AC), 2-1, ot, 9:00    Challenge Tournament medal matches  1st - Chad Lamer, Iowa City, Iowa (Hawkeye WC) dec. Daniel Cormier, Stillwater, Okla. (Gator WC), 5-3   3rd - Nick Preston, Columbus, Ohio (Ohio International) dec. Zach Thompson, Ames, Iowa (Sunkist Kids), 2-1, ot, 9:00  5th - Dean Morrison, Ithaca, N.Y. (New York AC) dec. Raphael Davis, Bakersfield, Calif. (Dave Schultz WC), 10-3    Lamer advances to the Championships Series on Sunday, where he will face 2002 U.S. Nationals Tim Hartung, Minneapolis, Minn. (Minnesota Storm) in a best-of-three series for the position on the U.S. World Team.    120 kg/264.5 lbs.  Challenge Tournament consolation semifinals  Brian Keck, Colorado Springs, Colo. (New York AC) dec. Angelo Borzio, East Stroudsburg, Pa. (New York AC), 5-2  Tony Walters, Amityville, N.Y. (St. Anthony's) dec. Kevin Hoy, US Air Force Academy, Colo. (Falcon WC), 13-7    Challenge Tournament medal matches  1st - Tommy Rowlands, Columbus, Ohio (Dave Schultz WC) dec. Tolly Thompson, Lincoln, Neb. (Sunkist Kids), 6-1   3rd - Brian Keck, Colorado Springs, Colo. (New York AC) pin Tony Walters, Amityville, N.Y. (St. Anthony's), 2:38  5th - Kevin Hoy, US Air Force Academy, Colo. (Falcon WC) won by inj. dft. over Angelo Borzio, East Stroudsburg, Pa. (New York AC)     Rowlands advances to the Championships Series on Sunday, where he will face 2002 U.S. Nationals champion Kerry McCoy, State College, Pa. (New York AC) in a best-of-three series for the position on the U.S. World Team.