Hou Yifan Challenge: Keymer leapfrogs Pragg

Vincent Keymer grabbed the lead on the third day of action at the Hou Yifan Challenge. Praggnanandhaa, who had a perfect 9/9 start, only scored a half point on Monday and is now sharing second place with Christopher Yoo. Pragg has played one more game than Keymer and Yoo in the 17-player single round-robin.