The announcement comes amid a fresh surge in COVID-19 cases in Maryland. Prince George’s County, where the university is located, has long led the state in coronavirus cases per 1,000 residents. Currently, there are 26.2 cases per 1,000 residents in the county. In his email, Pines cited the county’s testing positivity rate — 5.40%. Prince George’s is one of just two jurisdictions in the state with a rate above 5% — the benchmark recommended by the World Health Organization officials for reopening.