Doom 3 BFG Edition Lost Mission Walkthrough - Veteran Difficulty - 6. Exis Labs 2

So here is the 2nd part of the Exis Labs, and this is a bit longer, mainly because im listening to PDA's but also trying to figure out a double locker... which i failed at :( stupid PDA's dont have the codes. oh well, were getting close to our destination and the games end, only 2 more videos to upload for the complete walkthrough QUESTION TIME: What levels in doom 2 use the music track Shawn's got the shotgun? Remember to watch in 1080P for best quality. Please Rate and Subscribe! DISCLAIMER: I DO NOT OWN THE DOOM SERIES, IT BELONGS TO ID SOFTWARE