A traveler wearing a mask waits in line at a security checkpoint at the Luis Munoz Marin International Airport in San Juan, Puerto Rico on March 18, 2020. - On Sunday March 15, Puerto Rico's Governor Wanda Vazquez imposed a curfew and ordered the shutdown of most businesses in hopes of slowing down the spread of the novel coronavirus (Covid-19). (Photo by Ricardo ARDUENGO / AFP) (Photo by RICARDO ARDUENGO/AFP via Getty Images)
