Azerbaijan shock Russia, Armenia lead
Judit Polgar playing for Hungary © official site
Vugar Gashimov and Gadir Guseinov both won for the victorious Azerbaijani team against Russia. Hungary won again with a resurgent Peter Leko beating Vassily Ivanchuk and earning his country another important victory.
China overpowered the American team on the lower boards.
Armenia, the only unbeaten team, now lead!
The full results in round 4: