Mexico first

A group of soldiers in camouflage gear and tactical helmets take cover behind a barricade of concrete blocks and debris in a war-torn urban environment, aiming their assault rifles forward in a coordinated defensive stance. The camera moves from a rear view of a soldier crouching behind the barricade to a wide shot showing the team in position, then to a first-person perspective from a weapon's scope, all under a bright, hazy sky with a distant bridge visible.