FILE - This July 9, 2005 file photo shows Chicago Cubs rookie Adam Greenberg, center, being helped by Cubs trainers after being hit in the helmet by the first pitch he faced in the major leagues, from Florida Marlins relief pitcher Valerio Do Los Santos, in Miami. Greenberg will get another shot at hitting in the major leagues. The Miami Marlins say they will sign the former Cubs prospect to a one-day contract effective Oct. 2, and play him that day against the New York Mets. (AP Photo/Steve Mitchell, File)

Photo by: STEVE MITCHELL

FILE - This July 9, 2005 file photo shows Chicago Cubs rookie Adam Greenberg, center, being helped by Cubs trainers after being hit in the helmet by the first pitch he faced in the major leagues, from Florida Marlins relief pitcher Valerio Do Los Santos, in Miami. Greenberg will get another shot at hitting in the major leagues. The Miami Marlins say they will sign the former Cubs prospect to a one-day contract effective Oct. 2, and play him that day against the New York Mets. (AP Photo/Steve Mitchell, File)