The state of Maryland has administered nearly 5-point-7-million doses of coronavirus vaccine with more than 2-point-6-million residents fully vaccinated. The Department of Health says Howard County is the first jurisdiction in the state to have 50-percent of its residents fully vaccinated against the coronavirus and about 63-percent are at least partially vaccinated. Baltimore City and Prince George’s County have among the state’s lowest full vaccination rates. Maryland’s COVID positivity rate has dropped to a new low of 2-point-1-9-percent. Yesterday, the state reported 337 new cases of the virus, marking a fifth straight day of fewer than 400 new cases.