strongholdbr br "Infiltrate the castle to discover Makarov's location"br br Price contacts MacMillan, informing the latter of Soap's deathbr Price mentions that Yuri states Makarov uses an old castle to cache weapons, and asks MacMillan if the place sounds familiar, to which MacMillan reveals that they did run UAV surveillance on a suspect castle years agobr With the location now confirmed, Price and Yuri gear up to infiltrate the castle.br br Yuri and Price parachuting into the castle groundsbr As they approach the ground, Price eliminates two guards with his pistolbr The pair cross open space and hide behind an old wall as a patrol passes by.br br The two then drop down into a courtyard with numerous vehicles in itbr Crawling under the vehicles, Price plants C4 to cover their escapebr Emerging from the last vehicle, Yuri takes out a guard and Price hides the bodybr A spotlight scans the area, and after it passes, the pair rush across to a platform.br br Crawling under that, Yuri plants C4 on the undersidebr Once reaching the edge, a guard drops down and puts out his cigarettebr Once he has left, the pair creep to the security center.br br Price bangs on the door, and when it is opened, proceeds to kill all personnel insidebr Studying the cameras, Price decides to go straight to the command centerbr Using a dead guard's fingerprints, he opens the doorbr The pair clear out a dark dungeon, using night vision to kill guardsbr The guards become wise to this and throw flares to help spot the attackers.br br Yuri and Price are thrown into fierce combat, and clear out a floor full of enemiesbr Emerging outside, the two climb up a ladder to reach scaffolding attached to an old bridge, and Yuri places more C4 on itbr After crossing the rickety bridge, they breach a wall in a corridor, timing it with the thunder outside so they do not alert anyone insidebr The hole in the wall reveals a narrow, vertical passage with rickety wooden beams in it.br br Yuri and Price climb up until they find a small ventbr overhear a conversation between Alexi and Makarovbr which reveals that the Russian President is being interrogated for the nuclear launch codebr Makarov's men are on their way to Berlin to capture his daughter.br br A guard alerts Alexi that the base has been breached, and Price throws a grenade through the vent to buy the pair some timebr The two slide down the passage and land in a kitchen where there are more hostilesbr Price contacts Nikolai about the location of the daughter and he and Yuri move outside where they face more enemy resistance.br br Returning inside, the two clear out an office and go through doors to a courtyard where more hostiles are stationedbr They quickly dash through and end up on a platform overlooking the bridgebr Yuri detonates the C4 that they had placed previously, killing a large force of enemies on the bridge.