Distressing new footage shows children breaking through windows and racing out the door as they attempted to flee from a gunman who opened fire on their elementary school in Uvalde, Texas, last week.
On Monday, just days after 18-year-old Salvador Ramos murdered 19 children and two teachers holed up inside a fourth-grade classroom in the Texas city, Good Morning America released footage that shows the chaotic moment some students managed to break free.
