Navy Petty Officer 2nd Class Justin Cavitt, a diver assigned to Mobile Diving and Salvage Unit 1, re-surfaces after completing an Anti-terrorism force protection dive inspection on a Bahraini tug boat prior to the tug entering a Bahraini Port, while Navy Petty Officer 1st Class Lars Neillson and Navy Petty Officer 1st Class Michael McClelland, both divers, assist in bringing him back onboard the rigid hull inflatable boat. MDSU-1 conducts ATFP dive operations to ensure the safety and security of incoming and outgoing vessels as part of maritime security operations.