Nashville school shooter had elaborate plan

AN ELABORATE PLAN. MATT: POLICE ARE RELEASING CHILLING SURVEILLANCE VIDEO OF THE SUSPECT LEADING UP TO THE SCHOOL SHOOTING. POLICE SAY AUDREY HALE IS BEHIND THE WHEEL OF THIS CAR, DRIVING UP TO THE SCHOOL. THE SUSPECT PULLS AROUND THE PARK AND VIDEO FROM INSIDE THE SCHOOL SHOWS THE SUSPECT FIRING MULTIPLE SHOTS THROUGH THE GLASS DOORS OF THE SCHOOL. NASHVILLE POLICE SAY HALE WAS ARMED WITH THREE GUNS, TWO OF THEM ASSAULT TYPE WEAPONS. RESPONDING OFFICERS SHOT THE SUSPECT DEAD. A PARK WHEN SCHOOL SHOOTING SURVIVOR SPOKEN BOSTON --...