FOUR U.S. WRESTLERS UNBEATEN AFTER FIRST ROUND AT CADET WORLD GRECO-ROMAN CHAMPIONSHIPS IN PRETORIA, SOUTH AFRICA 
  
 All 10 U.S. wrestlers have begun competition at the 1998 Cadet World Greco-Roman Championships, held in Pretoria, South Africa on July 29-August 1. 
  
 The top 14-16 year old wrestlers in the world are competing in Greco-Roman, one of the two international styles of wrestling. 
  
 U.S. athletes without a loss in the first round include 1997 Cadet Nationals champion Nathan Piasecki of Minocqua, Wis. at 99-pounds, Michael Simpson of Anaheim, Calif. at 114.5 pounds, 1998 Cadet Nationals champion Nick Zajac of Hastings, Minn. at 167.5 pounds and Matt Hasbrouck of Indianapolis, Ind. at 209.25 pounds. 
  
 Paul Carlson of Cedar, Minn. remains alive in the consolation rounds, with one loss at 138.75 pounds. 
  
 Five U.S. wrestlers have two losses and have been eliminated from competition. They include 1998 Cadet Nationals champion Cam Jones of Salt Lake City, Utah at 92.5 pounds, 1998 Cadet Nationals champion Jason Moreno of Firebaugh, Calif., at 105.5 pounds, Steven Garcia of Cypress, Calif. at 125.5 pounds, Ashton Buswell of Pleasant View, Utah at 152 pounds and Tim Kraemer of Cold Springs, Minn. at 182.5 pounds. 
  
 The U.S. team is led by head coach Matt Wilkinson of Princeton, N.J. and assistant coach Marty Morgan of Minneapolis, Minn. 
  
 1998 CADET GRECO-ROMAN WORLD CHAMPIONSHIPS at Pretoria, South Africa, July 30 
  
 U.S. results from July 29-July 30 
  
 42 kg/92.5 lbs. - Cam Jones, Salt Lake City, Utah - lost by ref. dec. to Ardoches Zacharian (Russia), 8-8, ot, 7:00; lost dec. to Norbert Kollar (Hungary), 8-0 
  
 45 kg./99 lbs. - Nathan Piasecki, Minocqua, Wis. - won by tech. fall over Uire Nder (India), 15-0, 4:00 
  
 48 kg/105.5 lbs. -  Jason Moreno, Firebaugh, Calif. - lost by pin to Vitality Nefdov (Ukraine), 1:48; lost by pin to Artium Epshtein (Israel), 3:10 
  
 52 kg/114.5 lbs. - Michael Simpson, Anaheim, Calif. - won by tech. fall over Levan Esebua (Georgia), 16-3; 2:39 
  
 57 kg/125.5 lbs. -Steven Garcia, Cypress, Calif. - lost dec. to Ilie Constantin (Romania), 3-1; dec. Marco Nigsch (Austria), 8-2; lost dec. to Mohammed Heydor Pour (Iran), 6-3 
  
 63 kg/138.75 lbs. -  Paul Carlson, Cedar, Minn. - lost dec. to Dnytro Nestryruk (Ukraine), 5-3 
  
 69 kg/152 lbs. - Ashton Buswell, Pleasant View, Utah - lost dec. to Amir Banjtamin (Iran), 13-6; lost dec. to Turvi Thomberg (Estonia), 6-5 
  
 76 kg/167.5 lbs. - Nick Zajac, Hastings, Minn. - won by tech. fall over Okki Van Schalkwyk (South Africa), 11-0, 2:23 
  
 83 kg/182.75 lbs. -Tim Kraemer, Cold Spring. Minn. - pin Roman Shulyakov (Ukraine), 1:24; lost by tech. fall to Evagelos Zabrakas (Greece), 10-0, 1:04; lost pin to Mikhail Bakalev (Russia), 1:57 
  
 95 kg/209.25 lbs. - Matt Hasbrook, Indianapolis, Ind. - pin Tuotr Nieznanow (Poland), 3:13 
  
 Results can be found on the Cadet Greco-Roman World Championships web page at http://www.wrestling.org.za/newpage12.htm