Former Prime Minister Boris Johnson has taken on a "potentially life-threatening" trip for a new Channel 5 show. Titled Boris Johnson : Into the 'Kill Zone', the programme will see the 61-year-old undertake "a deeply unofficial and secret assignment" as he travels behind the frontline of the Russia / Ukraine war. Revealing details of the documentary, the broadcaster said Johnson visits shattered villages, a frontline chapel and a makeshift bomb factory and has to take shelter during a missile