A Mexican navy ship tows a seized drug smuggling submarine towards the navy base in the Pacific resort city of Huatulco, Mexico, Wednesday July 16, 2008. The 30-foot, 10-meter, makeshift submarine was detected heading north about 200 miles, 322 kilometers, off the southern state of Oaxaca, and was intercepted when it surfaced hours later and four crew members were arrested without resistance, said Mexican navy officials. AP Photo logo AP Photo 11 months ago

A Mexican navy ship tows a seized drug smuggling submarine towards the navy base in the Pacific resort city of Huatulco, Mexico, Wednesday July 16, 2008. The 30-foot, 10-meter, makeshift submarine was detected heading north about 200 miles, 322 kilometers, off the southern state of Oaxaca, and was intercepted when it surfaced hours later and four crew members were arrested without resistance, said Mexican navy officials.