The Brief Residential operations resumed after cadets experienced medical emergencies over two days. An environmental assessment found no condition that independently explains the reported illnesses, DCNG officials said. The Brief The District of Columbia National Guard resumed residential operations at the Academy after an independent environmental assessment. What we know:The Academy suspended residential operations on July 27 out of caution after several cadets experienced medical emergencies over a two‑day period. Following the assessment, DCNG officials said the Academy was ready to safely resume residential operations.