Atlanta progressive metallers Mastodon will support Metallica on the following dates:

03/01 Guadalajara, Mexico @ Estadio Tres de Marzo
03/03 Monterrey, Mexico @ Estadio Universitario
03/05 Guatemala City, Guatemala @ Estadio Mateo Flores
03/07 San Jose, Costa Rica @ Saprissa Stadium
03/08 Panama City, Panama @ Plaza Figali
03/10 Bogota, Colombia @ Park Simon Bolivar
03/12 Caracas, Venezuela @ La Rinconada
03/14 San Juan, Puerto Rico @ Coliseo de Puerto Rico