It was hot. Mid-day, late-August, South-Central-Texas hot. So hot the farmers and ranchers had come to town to sit under the cafe air conditioner and see who could tell the "hottest" story. "It was so hot," said one ol' cattle rancher, "yesterday when I was in town I bought a bag of marshmallows, laid 'em up on the pickup dash, and by the time I drove back out to the ranch, they was roasted !" "You think that's hot,"