Arjun Erigaisi defeated world champion Gukesh Dommaraju with black to join Alireza Firouzja in the lead with two rounds remaining at the Quantbox Chennai Grand Masters. Nodirbek Abdusattorov also won with the black pieces, beating Nihal Sarin to move within half a point of first place. Firouzja drew Dmitry Andreikin, while Pranesh M held Hans Niemann after a 104-move struggle. | Photo: Tushar Damor

