
A day after the Sandia National Laboratories in New Mexico had mostly reopened Building 823 after a case of COVID-19 among its workforce, the Department of Energy facility had to close down Building 720 after the disease caused by the novel coronavirus 2019 popped up there as well. Building 720, which houses the Ion Beam Laboratory, will be closed down for a deep cleaning that typically takes about a day. In a statement posted online, Sandia said one person in…