Birth Announcement: Zachary KoskiEditorDecember 18, 2014Announcements Michael and Tara Koski of Londonderry announce the birth of their son, Zachary, born Oct. 5, 2014. He weighed 6 pounds 12 ounces and measured 20-1/4 inches. Grandparents are George and Sandy KoskiĀ and Donald Ricketts.