They are the casualties. Around the corner the rest of the team gets the news. They are to find their shipmates and evacuate them. The team is motivated and ready to go. Then the lights go out.
Speakers blast an explosion as a few dim, red lights come on, barely illuminating the entrance way.
As simulated machine gun fire erupts, strobe lights flash in the darkness. The recruits must yell in each other's ears to communicate. The obstacles are fiendish. Named after the former facilitator who invented it, the recruits climb to the top with the stretcher, only to find out that they cannot fit the stretcher through the passageway. Exploring by sense of touch, they finally figure out the secret and make it through.