to our North are now on high alert for a rare but deadly mosquito born virus Massachusetts state officials have announced plans to spray for mosquitoes this week they're trying to prevent the spread of Eastern equin and sephtis commonly known as ee the virus has passed through a bite from an infected bug now authorities in Plymouth just south of Boston are now forced to shut down public parks and Fields from dks until dawn according to to the CDC there have been three human cases of the virus reported this year in Massachusetts Vermont and New Jersey