A medical worker wearing protective equipment takes a swab sample from a student for a COVID-19 test in Rabat, Morocco, Jan. 12, 2021. Morocco on Tuesday reported 801 new COVID-19 cases, taking the tally of infections in the country since March 2 to 453,789. A campaign to detect the new variants of COVID-19 has been organized in middle and high schools across six regions in the country. (Photo by Chadi/Xinhua)
A medical worker wearing protective equipment takes a swab sample from a student for a COVID-19 test in Rabat, Morocco, Jan. 12, 2021. Morocco on Tuesday reported 801 new COVID-19 cases, taking the tally of infections in the country since March 2 to 453,789. A campaign to detect the new variants of COVID-19 has been organized in middle and high schools across six regions in the country. (Photo by Chadi/Xinhua)
A medical worker takes a swab sample from a student for a COVID-19 test in Rabat, Morocco, Jan. 12, 2021. Morocco on Tuesday reported 801 new COVID-19 cases, taking the tally of infections in the country since March 2 to 453,789. A campaign to detect the new variants of COVID-19 has been organized in middle and high schools across six regions in the country. (Photo by Chadi/Xinhua)
A medical worker wearing protective equipment seals a swab sample taken from a student for a COVID-19 test in Rabat, Morocco, Jan. 12, 2021. Morocco on Tuesday reported 801 new COVID-19 cases, taking the tally of infections in the country since March 2 to 453,789. A campaign to detect the new variants of COVID-19 has been organized in middle and high schools across six regions in the country. (Photo by Chadi/Xinhua)