Climate change protester sets his arm on fire during Laver Cup match

The protester, named Kai, aged 20, ran to the court wearing a white t-shirt that read ‘End UK Private Jets’ during a tennis match between Stefanos Tsitsipas and Diego Schwartzman

Sustainable water and deuce on Wimbledon courts

The grass on the courts is not the only green thing at this year’s Grand Slam