Rays Ace McClanahan Unlikely To Pitch Again This Season Due To Forearm Injury

McClanahan was placed on 15-day IL and hasn't pitched since August 2.
Rays exploring options including Tommy John surgery and flexor surgery for McClanahan.
Injury is a setback for Rays, who are second in AL East and fighting for top spot.
McClanahan had strong season before injury, with 11-2 record and 3.29 ERA.
Rays dealing with multiple pitcher injuries affecting rotation.