As storm chaser Ashton Lemley picked his way through a tornado-ravaged Mississippi trailer park, he heard the unmistakable meow of a kitten pierce the predawn darkness.The homes were flattened just hours earlier as storms spawned at least three tornadoes across the bottom half of Mississippi, injuring a dozen at the trailer park in the rural community of Bogue Chitto.Lemley had no idea where the kitten was, but he was determined to find it. After a few minutes, the meowing stopped, and Lemley feared the worst.Then, five minutes later, he heard it again.“I said, ‘Oh, he’s still alive!’” Lemley told The…