The only thing worse than losing a cherished pet is knowing that its death may have been avoided. This is the predicament that dog owner Kate Chacksfield encountered, according to People magazine. Despite her grief, she was forced to say goodbye to her dog Ruby, all the while knowing that her best friend should not have died. She is now using her story to try to warn … [Read more...] about Dog sadly dies after eating sugar-free brownie; owner now sends warning about dangerous component