Dutch top tennis player Tallon Griekspoor will be participating in an exhibition tournament in St Petersburg in Russia this weekend despite a boycott by the international tennis federations ATP and WTA. No international tournaments organised by the ATP and WTA have taken place in Russia since the country invaded Ukraine in 2022. Griekspoor, who will be teaming up with Russian tennis player and girlfriend Anastasia Potapova, is the only tennis player in the Northern Palmyra Trophies tournament who is not...