Ŵasayansi ŵakasanga kuti ŵanthu ŵakukwana 2,162 awo ŵakalembeka pa sukulu za sekondare 712 mu vyaru 46, Guam, Puerto Rico na vyaru vinyake 10. Nkhamba kupenja pa sukulu iyi apo nkhaŵa mu chaka chane chachitatu, mu nyengo ya COVID-19 apo ŵanthu ŵanandi ŵakajikomanga.