West Nile Virus — United States
Massachusetts health officials this week announced 4 new human cases of West Nile virus, bringing the state’s total this year  to 7.
Officials said that 3 males and one female were infected. A male in his 40s, one in his 60s, and one in his 80s were all exposed to the virus in Middlesex County. The 4th case was reported in a female under the age of 19. She was exposed in Bristol County, per a news release from the Massachusetts Department of Public Health. Their conditions were not