Berlinski: Andy and Erin (Truelouc) Berlinski of Princeton are the parents of a son, Koby David, born Sept. 11 at Perry Memorial Hospital in Princeton. He weighed 8 pounds, 8 ounces and measured 20 inches in length. He was welcomed home by a sibling, Rockne, 3. Maternal grandparents are Alan and Kemie Truelouc of Victoria. Paternal grandparents are Steve and Jane Berlinski of Kewanee.