Cutscene: In the interrogation room, Blackburn explains that he was knocked out after the earthquake and the sun had set when came to. He mentions that he saw something after he woke up.
Cutscene: You see Solomon tell an injured soldier that he'll let him choose whether to live or die. The soldier is then dragged off screaming.
Cutscene: You dig your way out of the rubble.
Go forwards and crouch under the helicopter. Continue forwards, avoiding the flashlights. Crawl through the pipe where there will be a quicktime event. Continue forwards.
Interact with the door to go through it. Stab the person ahead of you, pick up their gun, and kill the enemies in the room. Continue around the corner to the right, taking out the enemies as you go, then head left out into the street. Kill the enemies here and proceed forwards. Kill the enemies in the car park below then head through the garage doors, which will close behind you.
Some enemies will open one of the garage doors ahead. Kill them.
Go out through the garage door, then head right into the bus and out the back of it, then kill the enemies in the area.
Interact with the gate to go through it. Kill the enemies who appear, then go through the door and down the stairs. Interact with the door to kick it down and then proceed down the corridor, where you will reunite with Montes.
Follow Montes down the alley then enter the building. Crouch under the garage door when Montes opens it.
Follow Montes to more soldiers. Enter the humvee turret and kill the enemies who are attacking. After the helicopter comes, the enemies will start attacking from the side, so kill them too. After an RPG hits you, run forwards to the extraction helicopter.