hunter killerbr br "Assault the Russian submarine"br br Frost and Sandman together with the rest of Metal Team swimming through the submerged Brooklyn Battery Tunnel and into New York Harbor using Diver Propulsion Vehicles.br br There they rendezvous with "SDV Team 4", a team of SEALs, and continue toward their objectivebr The depths of the harbor are filled with mines and Frost is instructed to navigate around them using a mine imaging sonar device on the his DPV.br br After successfully passing through the minefieldbr the team then plants explosive charges on the enemy submarinebr The charges detonate and the submarine is forced to surface, allowing the team to boardbr Frost and Sandman enter through the sub's access hatch and fight their way through the submarine and up to the bridgebr The two of them breach the bridgebr killing all the sailors within and their commanding officer.br br From the bridgebr Frost and Sandman are able to launch the Russian's missiles against their own fleet.br br Frost and Sandman then board a Zodiac watercraft that the SEALs have put in placebr and make their escape as the battle for New York Harbor rages around thembr They are then extracted by a CH-46 Sea Knight and are flown away from Manhattan.