Wearing a mask and a face shield to curb the spread of the new coronavirus, 10-year-old Jade Chan Puc writes in her workbook during the first day of class at the Valentín Gomez Farias Indigenous Primary School in Montebello, Hecelchakan, Campeche state, Monday, April 19, 2021. Campeche is the first state to transition back to the classroom after a year of remote learning due to the pandemic. (Photo by Martin Zetina/AP Photo)
