Parents of five-week-old Lily Sisco say their daughter is a “fighter” as they struggle with the potential long-lasting effects of Powassan virus

A Massachusetts mother has identified her newborn daughter, who has a possible case of Powassan virus, which is under investigation by health officials on Martha's Vineyard. Health officials did not disclose where on the island the patient lives,

A baby from Martha's Vineyard, Massachusetts is fighting for her life after contracting a suspected case of the tick-borne Powassan virus.