Golden Gate Estates - Two Collier County teens had a frightening encounter when they were walking their dog. The sheltie -- named Sparkle -- got into a fight with black bear. The bear was guarding its cub and Sparkle wanted to guard his owners. If the dog wouldn't have been there we would have probably walked right into the bear," said Matt Wojciechowski, 18. Matt and his brother were in the backyard when Sparkle began to bark, they then say the bear just feet away. "It was probably 8 feet tall, I've never seen one that big." Sparkle and the...