Colt Gray, 14, and his father Colin Gray, 54, are both behind bars in connection with a deadly rampage inside a north Georgia high school. After being read his rights, the teen reportedly told investigators, “I did it.” His father was arrested for allowing his son to have easy access to a gun. The father reportedly gave Gray an AR-style rifle for Christmas. Two teachers and two students died at Apalachee High School in Winder on September 4. Nine others were wounded. Law&Crime's Elizabeth Millner has the latest developments.