Kill all Strogg and enter the door to the right. Before you run for the Chaingun, look to your left and kill the Gladiator an Gunners. Use the wall for cover of you can. Grab the Chaingun and head up the stairs, killing the Gunner and the Strogg on the platform to your right. Continue straight through outside and use your new Rocket Launcher on the Icarus and Mutant.
