Changing of the Guard offers a unique and in-depth look into the minds of some of the world’s finest chess players as they battle for the title.

2010 U.S. Chess Championship offers a purse over $170,000 and a dramatic–ending format–held May 13-25 again in Saint Louis, the Chess City of the Year

The tournament is now scheduled from May 13-25 at the Chess Club and Scholastic Center of Saint Louis and will more than $170,000 up for grabs.

The Chess Club and Scholastic Center of Saint Louis will host the 2010 U.S. Chess Championship, which will feature 24 of the best players in the country.