Four players who played at the 2008 Men's College Cup have been called into the U.S. under-20 national team training camp that began Monday in Sunrise, Fla. Wake Forest's Ike Opara and Daniel Wenzel and North Carolina's Kirk Urso and Sheanon Williams were among the 26 players called into the camp that lasts through Dec. 22.

The only other school with two players called up was UCLA (Brian Perk and Michael Stephens).

U.S. U-20 CAMP ROSTER:
GOALKEEPERS: Sean Johnson (Univ. of Central Florida), Josh Lambo (FC Dallas), Brian Perk (UCLA)
DEFENDERS: Giuseppe Nazzani (Bologna, Italy), Ike Opara (Wake Forest Univ.), Pat Sigler (Cal Poly), Chris Taylor (Univ. of Tulsa), Anthony Wallace (FC Dallas), Marcus Watson (L.A. Galaxy Academy), Daniel Wenzel (Wake Forest Univ), Sheanon Williams (Univ. of North Carolina)
MIDFIELDERS: Bryan Arguez (Hertha Berlin, Germany), Daniel Cruz (UNLV), Jorge Flores (Chivas USA), Blair Gavin (Univ. of Akron), Gabriel Hoyos (Freiburg, Germany), Abdusalam Ibrahim (Toronto FC), Aaron Maund (Notre Dame Univ.), Brian Ownby (Univ. of Virginia), Michael Stephens (UCLA), Kirk Urso (Univ. of North Carolina)
FORWARDS: Vincenzo Bernardo (Napoli, Italy), Sam Garza (Univ. of Denver), Matt Luzanaris (FC Magna Wiener Neustadt, Austria), Peri Marosevic (Univ. of Michigan), Colin Rolfe (Univ. of Louisville).