Mexico’s assistant health secretary, Hugo López-Gatell, speaks about plans for Mexico to produce an experimental coronavirus vaccine developed by the University of Oxford, at the national palace in Mexico City, on Aug. 13.

MEXICO CITY, MEXICO – AUGUST 13: Mexican Health Sub secretary Hugo Lopez-Gatell speaks during the annoucement that Mexico and Argentina will produce the Oxford Coronavirus Vccine at Palacio Nacional on August 13, 2020 in Mexico City, Mexico. The reached agreement includes a initial production of 150 million doses of the potential COVID-19 vaccine with British global bio-pharmaceutical company AstraZeneca. The vaccines for Latin America (except Brazil) will be produced in Argentina and Mexico. (Photo by Hector Vivas/Getty Images)