Wesley So is still the sole leader at the Sinquefield Cup after four draws kept the top of the standings unchanged in round six. The only decisive result saw Anish Giri defeat fellow Dutchman Jorden van Foreest, who remains alone in last place on 1/6. So leads with 4/6, while Fabiano Caruana, Vincent Keymer, Praggnanandhaa Rameshbabu and Maxime Vachier-Lagrave are half a point behind. | Photo: Lennart Ootes / Grand Chess Tour

