For one Great Bend man, the tornado that ripped the heart out of Joplin, Mo., Sunday is something he will never forget.“I personally helped six or seven that were trapped and pinned under debris,” said Dan Curtis, who is past coordinator of Central Kansas Resource Conservation & Development and presently a U.S. Department of Agriculture soil conservationist. “I pulled two bodies out myself. It was good to help, but the tragedy is still being tolled.