Demetrius Hewlin was the 3rd airlifted to Cleveland hospital
                                
                                
                                    (Newser) -
                                    A third boy has died in  yesterday's shooting at Ohio's Chardon High School . Demetrius Hewlin, a junior at the school, was one of three students airlifted yesterday to Cleveland's MetroHealth Medical Center, reports the  Plain Dealer . Daniel Parmertor, 16, and  Russell King Jr., 17, died earlier  of...