Marines and sailors in the Basic Reconnaissance Course practice their helocasting skills at Naval Amphibious Base Coronado and in San Diego Bay on Nov. 6. These students have been training to become reconnaissance Marines and are half-way through the course. The 12 week training evolution provides the students with the basic knowledge of reconnaissance doctrine, concepts, and techniques with emphasis on amphibious entry, extraction, beach reconnaissance, Combat Rubber Reconnaissance Craft (CRRC) operator skills and ground reconnaissance patrolling skills.