He added: "I unreservedly apologise for any offence caused to anybody who may have seen these tweets." Champions Mercedes say they have already achieved a net zero carbon footprint. The duo are the latest signings to be revealed by Sirens after the announcement of T Mouat will compete in both the men's and mixed doubles disciplines. In the mixed he will play alongside Dodds, and in doing so, he becomes the first British athlete to compete in two curling competitions at a Winter Games.