Article Photos: Op should reduce Texas tiger's arthritic pain 4/4

Vicky Keahy, president of InSync Exotics, visitsTacoma, a 13-year-old Siberian tiger, in his enclosure at InSync Exotics animal preserve Monday, March 18, 2013, in Wylie, Texas. Tacoma is the first tiger in the US  to go through a nerve surgery to alleviate pain caused from hip dysplasia. Keahy rescues tigers, lions, cheetahs and other exotic animals that people thought they could keep as pets. (AP Photo/John L. Mone)