Why Is 'Pizza' Called the World's Saddest Polar Bear?Animal rights activists are putting pressure on a shopping mall in China to rehouse its three-year-old female polar bear attraction.Get more newsLiveonPrintSaveCreate your free profile or log in to save this articleOct. 28, 2016, 10:36 AM UTC / Updated Oct. 28, 2016, 10:36 AM UTC