>> There are 2 new human cases of West Nile virus confirmed in the state as mosquito borne illnesses continue to spread quickly. 22 news reporter Kelly Thomas explains why health officials are putting the northeast on high alert ahead of the Labor Day holiday. >> It's double trouble. They're awful by you and your scratch and all the time. And >> 3rd is in the way when you're trying to walk West Nile virus in Tripoli have been detected in Massachusetts and cases are only growing less snow has been found in humans in Hamden and Berkshire counties. 10 communities are also now considered critical or high risk for Tripoli's mostly in Worcester and Plumas counties. A New Hampshire resident has died from that virus. It's the state's first human case in 10 years to help stop the spread. State officials are spurring mosquitoes to help kill this virus really of the Boston now behind the Mets control is to reduce. >> The number of adult infected mosquitoes, you know, in the immediate area and to help reduce the number of mosquitoes that are there and capable of spreading the virus to humans. Dr Brown from the Massachusetts Department of Public Health says there's no evidence of a high level risk for Tripoli and western Massachusetts. But it's still important to take preventative measures. She recommends avoiding outdoor activities between dusk and dawn. If you do find yourself outdoors around pesky mosquitoes, be sure to use insect repellent with DEET in it and wear long sleeve shirts and pants, Tripoli symptoms include flu-like symptoms and some cases it can lead to serious complications because it's a virus that invades the central nervous system so gets into the brain and spinal cord. >> If your symptoms can progress pretty rapidly. And if that happens, it can cause fever, headaches, >> and confusion, seizures. People can go into comas according to the CDC, nearly 30% of people with Tripoli have died and many survivors have ongoing neurological problems. >> The mosquito risk is