Claim: The 2009 Mosconi Cup was held on December 10 to 13, at the MGM Grand, Las Vegas, Nevada.
Evidence: The 2009 Mosconi Cup, the 16th edition of the annual nine-ball pool competition between teams representing Europe and the United States, took place 10–13 December 2009 at the MGM Grand in Las Vegas, Nevada. 
10–13 December MGM Grand Las Vegas, Nevada