Tunnels: Fighting Underground with the Royal Marines | H-HOUR

In this H-Hour episode, we embed with a small team to see how they operate in one of the worlds most challenging fighting environments – subterranean warfare. 43 Commando Royal Marines specialise in close combat warfare, protecting the UK’s Nuclear Deterrent. We take you through the mission from planning to execution, giving a unique glimpse into how these specialist units are leading the way for the Royal Marines’ Future Commando Force. #bfbs #Hhour