Inside the mind and world of a Nato sniper

Watch: What is the mindset of a Nato sniper?

Some of the most secretive personnel in the military, snipers carry out a very specific role that may surprise you.

Many think of the sniper as a shrub-covered sharpshooter simply lying on his front and picking off targets.

However, a Norwegian sniper serving with a Nato battlegroup in Lithuania has said their job is much more than that, as he explains in the video above.