The Marlins have been aggressive in their pursuit of free agent left-hander Mark Buehrle.
Jon Heyman of Sports Illustrated tweeted that Buehrle has received an offer from the Marlins, who are looking to make a splash as they prepare to open their new ballpark.
Buehrle is expected to negotiate with several other teams, including the White Sox, before making a decision.
Report: Buehrle Receives Offer From Marlins