The following are some facts about Barbaro's surgery and road to recovery.
— A five-hour operation on Kentucky Derby winner Barbaro's broken leg
— Surgery repaired three bones shattered in his right rear leg
— University of Pennsylvania's New Bolton Center for Large Animals
— Dr. Dean Richardson
— Richardson says Barbaro will never race again and chances for survival are still 50-50.
— He expects the horse to remain at the center for at least several weeks.
— Circulation problems and deadly disease can arise if horses are unable to distribute weight on all fours.
— At the Preakness Stakes in Baltimore