"Until very recently, we had no major concerns".
Schefter reported the field at Azteca Stadium is "a mess" and might not be safe for the players, adding a number of players had been strongly considering not playing if the game weren't moved.
The NFL plans to release information on ticket reimbursement in the coming days.
As one unnamed, but prominent player told ESPN, 'It's not fair to risk our health'.
The move comes after ESPN's Adam Schefter tweeted Tuesday afternoon that several players with the Chiefs and Rams were anxious about the messy surface and considered not playing in the game. The teams now will play each other at the Los Angeles Memorial Coliseum, the Rams' home stadium.
I’m A Celebrity: John Barrowman wants gender neutral trophy
He said he was ready for anything the jungle could throw at him-apart from any claustrophobic Bushtucker trials. I am such a goof, I am always laughing, being cheeky and I don't take myself too seriously.
Mexico City will no longer be the site for one of the more anticipated regular-season showdowns in the 2018 National Football League season.
The Rams had planned to practice at altitude this week in Colorado Springs, Colo., before going to Mexico City.
Sean McVay is always looking for a new wrinkle to add to the Los Angeles Rams' offense. "The league takes away the best game of the season due to the lousy state of the field that Estadio Azteca was not able to fix".
Players of Lobos BUAP warms up prior to the 16th round match between Cruz Azul and Lobos BUAP as part of Torneo Apertura 2018 Liga MX at Azteca Stadium on November 10, 2018 in Mexico City, Mexico. Azteca's turf apparently was torn up by soccer games and concerts.
As the Chiefs gear up for Week 11 of the regular season against the Los Angeles Rams, Andy Reid met with the media on Thursday.
The Oakland Raiders and New England Patriots played a game at Estadio Azteca last season, but Patriots head coach Bill Belichick complained about numerous logistics and conditions for the game afterward.