Mexico's President Andres Manuel Lopez Obrador arrives for his daily, morning news conference at the presidential palace, Palacio Nacional, in Mexico City, on July 13, 2020. Photo: Marco Ugarte/AP file.

Mexico's President Andres Manuel Lopez Obrador arrives for his daily, morning news conference at the presidential palace, Palacio Nacional, in Mexico City, on July 13, 2020. Photo: Marco Ugarte/AP file.