In a dramatic 13th and penultimate round, Gukesh scored a clinical victory over French No.1 Alireza Firouzja to take sole lead with 8.5 points after second seeded American GM Hikaru Nakamura played out a draw with two-time challenger Ian Nepomniachtchi on Saturday. If Gukesh wins the Candidates, he will become the youngest challenger to confront world champion Ding Liren of China later this year