Cindy Crawford, Naomi Campbell and more stars are mourning the loss of their colleague and friend, Tatjana Patitz. The supermodel died on Wednesday at the age of 56 after a battle with breast cancer her agent confirmed to NBC News. "Earth angel, kind, generous, shy, lover of animals sometimes more than people," Naomi wrote in an Instagram tribute. " I found her soft-spoken, sensitive, kind, inquisitive and, who could ever forget those piercing eyes." Cindy said as she honored her pal.