With 3.5 points in his kitty, Caruana is a half point ahead of So, Russian duo of Evgeny Tomashevsky and Dmitry Andreikin and Maxim Rodshtein of Israel.
Results round 5: Parimarjan Negi (Ind, 1) drew Nguyen Ngoc Truong Son (Vie, 2.5); Maxime Vachier-Lagrave (Fra, 2.5) drew Dmitry Andreikin (Rus, 3); Maxim Rodshtein (Isr, 3) bt Anish Giri (Ned, 2); David Howell (Eng, 1.5) drew Evgeny Tomashevsky (Rus, 3); Fabiano Caruana (Ita, 3.5) bt Wesley So (Phi, 3).
(Published 24 July 2010, 17:01 IST)