Over the last few years we've shown you pictures of a mysterious dog-like creature found in East Texas' woods. This weekend, two brothers were out hunting squirrels when they were surprised by a very similar animal. The brothers shot it and killed it. It has leathery skin, long teeth, and hind legs longer than its front legs. One of the brothers, Kolby Russell, said this isn't his first run in with the creature. "I had chased it a couple times earlier, about a month ago, and my friends didn't believe me. I finally showed them and they did." So is...