Armenian grandmaster Levon Aronian scored a victory over United States' Gata Kamsky in the 9th round of Corus Chess 2009 Tournament.

Slovakia's Sergei Movsesian sustained a defeat from Ukraine's Sergei Karyakin.

After 9 tours, Aronian shares the leadership with Sergei Karyakin and Leinier Dominguez with 5.5 points.