The 3rd Annual Thanksgiving Open will take place on 23-25th November at the Chess Club and Scholastic Center of Saint Louis.
The 6-round Swiss event will be rated with FIDE and held in three sections: Open, U1800 and U1400.
The prize fund is 10,500 USD, with 1600 USD for the winner of the Open section and 1000 USD for the winners of each U1800 and U1400 section. There are also special elo prizes.
More information on the official website
