Several players move on.

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As many speculate that Major League Soccer clubs are looking to be active players on the transfer market, a number of organizations are shaking up their rosters and may be making room specifically for newcomers.Just ahead of the deadline date for guaranteed contracts, MLS clubs have a strong financial incentive to let go players who are not meeting expectations.Out west, Chivas USA midfielder José Macotelo and forward Maicon Santos were both released by the Southern California club. Santos had scored two goals for the club, while Macotela was used mostly as a sub.The league has also revealed that the San Jose Earthquakes have also released two players - midfielder Ramon Sanchez and goalkeeper Andrew Weber.In the Eastern Conference, D.C. United released midfielder Christian Castillo, who made 10 appearance for the club with no goals scored.The Chicago Fire released midfielder Julio Martinez, citing his struggles with the "physical aspect" of league play as the reason.Going against the grain, the Kansas City Wizards acquired defender Shavar Thomas from the Philadelphia Union for draft picks and allocation money.