'It's easier than life on the ground': meet the Russian climbers who fell in love scaling the world's skyscrapers

Extreme 'rooftoppers' Angela Nikolau and Ivan Beerkus are the stars of a thrilling new documentary, Skywalkers, which charts their attempts to illegally scale the world's tallest buildings. They tell us how they found love along the way "This film contains extremely dangerous and illegal activities. Do not attempt to imitate." Those words flash up on the screen at the start of Skywalkers: A Love Story, the most vertigo-inducing documentary you will see this year. It tells the story of two Russia...