All 10 MLS teams are represented for the two-week training camp. The Columbus Crew contributes the largest contingent with five members. The 2002 MLS Cup champion Los Angeles Galaxy and the San Jose Earthquakes send four a piece.
Included in the 28-man roster is 22-year-old Germany-based defender Cory Gibbs.
In addition, Chicago Fire midfielder Chris Armas (torn ACL) and FC Nuremberg defender Tony Sanneh (back) will join the team in Florida to continue rehabilitation from injuries.
U.S. TRAINING CAMP ROSTER:
Goalkeepers: Joe Cannon (San Jose, 0 caps, 0 goals), Kevin Hartman (Los Angeles, 1, 0), Tim Howard (MetroStars, 2, 0), Nick Rimando (D.C. United, 1, 0).
Defenders: Wade Barrett (San Jose, 1, 0), Carlos Bocanegra (Chicago, 7, 0), Danny Califf (Los Angeles, 2, 0), Brian Dunseth (Columbus, 0, 0), Nick Garcia (Kansas City, 0, 0), Cory Gibbs (St. Pauli/Germany II, 0, 0), Chad McCarty (Columbus, 0, 0), Eddie Pope (MetroStars, 55, 5), Ryan Suarez (Dallas, 0, 0), Sasha Victorine (Los Angeles, 2, 1).
Midfielders: DaMarcus Beasley (Chicago, 15, 3), Bobby Convey (D.C. United, 3, 0), Chris Klein (Kansas City, 7, 0), Kyle Martino (Columbus, 1, 0), Pablo Mastroeni (Colorado, 14, 0), Clint Mathis (MetroStars, 26, 10), Richard Mulrooney (San Jose, 4, 0), Ben Olsen (D.C. United, 20, 4), Steve Ralston (New England, 7, 0), Pete Vagenas (Los Angeles, 1, 0).
Forwards: Jeff Cunningham (Columbus, 5, 0), Landon Donovan (San Jose, 29, 7), Brian McBride (Columbus, 65, 20), Taylor Twellman (New England, 1, 0).