The 32nd North American Open continues in seven sections in Las Vegas (USA). The main tournament is led by V. Matviishen and J. Liang – 4 points each. 7 participants are half a point behind, including M. Antipov, S. Khanin, Zh. Jianchao. Rating favorites: M. Antipov, S. Khanin, Zh. JianchaoDates: from December 26 to December…