It was just supposed to be a pit stop. A group of family and friends on an annual float trip stopped at a gravel bar in the Meramec on Saturday afternoon to refresh drinks and answer the call of nature, according to Loretta Dart, who was on the trip. Her cousin went into the woods to urinate. In doing so, he apparently ignited the ire of a property owner along the river fed up with people traipsing on his property. James Robert Crocker, 59, confronted the group with a 9 mm handgun, and in an altercation over property rights that...