From a Golf Channel press release.
ORLANDO, Fla. (Feb. 28, 2017) – Forty-nine of the top-50 in the world make up a stellar field at the WGC-Mexico Championship, with more than 20 hours of live tournament coverage airing across Golf Channel and NBC. The event shifts to a new venue in 2017, with the Chapultepec Golf Club in Mexico City staging the event for the first time, at an altitude of more than 7,600 feet above sea level. The LPGA Tour is in Singapore for the HSBC Women’s Champions, featuring a similarly impressive field that includes 19 of the top-20 in the world.