How to go back to school in the USA?

The American Academy of Pediatrics (AAP) has released its recommendations for when the time comes to return to schools. Dr. Andrés Cotton, pediatrician and AAP spokesperson, tells Dr. Marisa Azaret what some of these guidelines are. Cotton insists on the need for schools to be prepared to respond to an outbreak and to adapt to the "ups, downs and curves" of the process.