ATLANTA -- You can lead a horse to water, but you can't bring him on an airplane; unless you cram her into a dog crate.U.S. Customs and Border Protection officers at Hartsfield-Jackson International Airport intercepted a miniature horse that was in a large dog carrier.CBP specialists were performing a routine examination of a passenger's "pet" when they discovered a miniature horse in a large dog carrier. Officials said the owner of the horse was on his way to Guatemala. He did not have the proper permits to transport a horse.The horse was held overnight in a laboratory and the carrier was disinfected. Agriculture specialists said the horse appeared to be healthy.USDA veterinary services is issuing a report of violation against the owner and the airline. Transporting a horse in a kennel is regulated under animal cruelty regulations.Arrangements were made for the horse to be shipped in a proper container. The animal was also provided with fresh hay and water.