State health officials announce additional human cases of EEE and West Nile Virus Mass.govMass. announces 2 new West Nile virus cases, risk levels raised in 9 communities NBC BostonMassachusetts reports another EEE case, raising risk levels: ‘Mosquito season is not over’ Boston Herald2 more human cases of West Nile virus confirmed in Mass., bringing total to 6 Boston.com