…the United Nations and the Mexican hotel industry have joined forces to launch a campaign focusing on prevention, awareness-raising and improved workplace policies for those living with [HIV/AIDS]...The five national hotel chains participating in the initiative are Grupo Posadas, Hoteles Misión, Grupo Empresarial Ángeles, Grupo Del Ángel and Grupo Hoteles Emporio…the…eight international hotel chains…are Best Western International, InterContinental Hotels Group, Starwood Hotels & Resorts, Sol Melia Hotels & Resorts, Radisson Hotels & Resorts [part of Carlson], Ramada International [part of Wyndam], Group ACCOR and Four Seasons Hotels.