Top seed Anish Giri is the sole leader at the ongoing Qatar Masters Open Chess Championship with perfect score after four rounds of play.
Half a point behind him are as many as five players including Evgeny Tomashevsky, Nils Grandelius, Shakhriyar Mamedyarov, Pavel Eljanov and Yuriy Kryvoruchko all on 3,5 points.
Vijay Kumar present the video from the 4th round including interviews with Pentala Harikrishna, Erwin L’Ami, Pontus Carlsson, Ehsan Ghaem Maghami and Alina L’Ami.