Father of alleged Georgia school shooter pleads not guilty to charges that he shares responsibility for killings

Colin Gray, the father of alleged Georgia school shooter Colt Gray, entered a not guilty plea Thursday morning to charges – including two counts of second-degree murder – alleging that he shares responsibility for the September shooting.

​ Colin Gray, the father of alleged Georgia school shooter Colt Gray, entered a not guilty plea Thursday morning to charges – including two counts of second-degree murder – alleging that he shares responsibility for the September shooting. Read More Breaking News, Latest News and Videos | CNN