KOSMACK DONALD E. age 80, of St. Clair, died April 15, 2012. Born April 2, 1932 in Detroit. Donald served with the U.S. Air Force during the Korean War and was a firefighter for the City of Roseville for 25 years. Loving husband of 60 years to Nancy Kosmack, beloved father of Richard (Cindy) Kosmack and Susan (Steven) Lemerand, cherished grandfather of Marcus, Michael, James, Thomas, Daniel and Kenneth, great grandfather of Mariah and Creed and brother of Linda Kosmack. Service Friday, April 20th at 11 am at Young Funeral Home, China Twp. Visiting Thursday 2-9 pm. Memorials to St. John Hospice. www.youngcolonial.com