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Transactions BASEBALL Atlanta (NL): Optioned P Roman Colon to Greenville (Southern); recalled OF Dewayne Wise from Richmond (IL). Boston (AL): Purchased C Sandy Martinez from Cleveland (AL) and assigned him to Pawtucket (IL). Cleveland (AL): Recalled OF Ryan Ludwick from Buffalo (IL). Chicago (NL): Acquired OF Ben Grieve from Milwaukee (NL) for player to be named and cash; acquired C Mike ... 