One of the first police officers to go inside Sergei and Yulia Skripal’s house after they were poisoned with a nerve agent was Detective Sergeant Nick Bailey. He then became critically ill himself, after touching the front door handle. It had been smeared with the deadly chemical. He relives the events of 2018, which would change his life forever.

This episode was made by Marie Lennon, Andy Howard, Tom Ryan & Dan O’Brien.

Executive production by Mary Sanders and Naomi Wordley.