A group of soldiers runs as quietly as possible along a set of train tracks trying to appear like navy seals, but it’s clear from their movements and moments where they had to think what to do next, that they’d never really worked like this before. Screams from the streets around them add a sense of urgency to their movements and an added level of attention to their security checks before each of them moves forward another few metres.

They stop at the edge of a platform, a raised concrete area in an abandoned station, and climb up to check that it’s clear. The first soldier slips inside briefly to check that it was unoccupied and after a few seconds comes back out to give a nods for the others to proceed.

They climb up onto the platform and