Ninja Warrior UK - Season 4 Episode 5 -

Competitors from across the UK test their strength, speed and courage in the semi-final of the obstacle-course challenge, hosted by Ben Shephard, Rochelle Humes and Chris Kamara. Those who make it to the end of the adrenaline-fuelled mission face one final task - scaling the heights of a tower named Mount Midoriyama - as they battle it out for a place in the grand final.