Tucson Zoo tiger euthanized after kidney disease progresses

TUCSON, Ariz. (AP) — Employees at a Tucson zoo say a Malayan tiger was euthanized Thursday for advanced kidney disease. The Arizona Daily Star reported that the 19-year-old tiger named Sita was the only tiger at Reid Park Zoo. Officials say Sita developed kidney disease at the age of 7 before arriving in Tucson in 2011. Sita was also being treated for arthritis, inflammatory bowel disease and pancreatic insufficiency as she got older. Officials say Sita became lethargic on Monday and veter