1.   Masaachusetts has long had an intensive, annual mosquito testing program.

2.   States will need to continue mosquito control programs, the CDC said.

3.   The virus, which has already killed one elderly, Atlanta woman, is being attacked through an aggressive mosquito eradication program.

4.   The state revived its mosquito control program more than four years ago, when mosquitoes in Rhode Island tested positive for the Eastern Equine Encephalitis virus.