Level: Outskirts. Once you have killed The first hunter pair at the start of the level walk through the hole in the wall they created. walk through and look around. there should a destroyed wall to the left of you. jump on to it and make your way upward by carrying on jumping upwards, crouch jumping when nessasery. you should eventually reach the roof tops (it may take a while to find and/or reach). from here head toward the left hand side part of the roof tops. you should see part of the destroyed highway that the first pelican flys along once it has picked up the sgt. jump onto this highway and walk across it. at the other side you should see a slope and in the distance the hotel where the next group of marines are pinned down. jump off the hight way and walk up this slope to reach the hotel skipping the sniper alley.