Wesley So took the sole lead at the Sinquefield Cup after defeating Fabiano Caruana with black in round three. Vincent Keymer bounced back from his previous-round loss by beating Praggnanandhaa Rameshbabu, while Sam Sevian overcame Anish Giri after 110 moves. Maxime Vachier-Lagrave and Levon Aronian remain half a point behind So following draws against Javokhir Sindarov and Jorden van Foreest, respectively. | Photo: Lennart Ootes / Grand Chess Tour