The following is the USA national team roster for the World Cup qualifying match against Costa Rica to be played Sept. 7 in Portland, Ore. Goalkeepers — Brad Friedel (Columbus Crew), Kasey Keller (Leicester City, England). Defenders — Jeff Agoos (D.C. United), Marcelo Balboa (Colorado Rapids), Mike Burns (New England Revolution), Thomas Dooley (Columbus Crew), Robin Fraser (Los Angeles Galaxy), Alexi Lalas (New England Revolution), Eddie Pope (D.C. United), Mark Santel (Dallas Burn), Martin Vasquez (Tampa Bay Mutiny). Midfielders — Mark Chung (Kansas City Wizards), Cobi Jones (Los Angeles Galaxy), Michael Mason (St. Pauli, Germany), Preki Radosavljevic (Kansas City Wizards), Tab Ramos (MetroStars), Claudio Reyna (Wolfsburg, Germany), Mike Sorber (MetroStars). Forwards — Jovan Kirovski (Borussia Dortmund, Germany), Roy Lassiter (Tampa Bay Mutiny), Ernie Stewart (NAC Breda, Netherlands), Eric Wynalda (San Jose Clash).