Guardian: Tim Shieff, 27, is strong, incredibly strong. Hes been on TV shows American and UK Ninja Warrior, and MTVs Ultimate Parkour Challenge. Hes famous in the freerunning community for his one-armed handstand. And hes been known to scale buildings in London in the name of activism.
In the Peoples Climate March last September, Shieff chose to protest from above the street, jumping building to building, eventually landing on a listed building that led to him being arrested. Two months later he was...