The Florida Marlins have placed Martinez on the 15-day disabled list with a strained right elbow. The 20-year-old right-hander complained of a sore elbow after he pitched two innings of relief on Sunday. The Marlins' rookie is scheduled to have an MRI exam on Tuesday. (Updated 4/18/2006) Analysis: The Marlins recalled right-hander Randy Messenger from Triple-A Albuquerque to replace Martinez.