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Tonight, new questions in Yuvaldi, Texas. Why was the gunman able to stay inside a fourth grade

classroom for an hour?

And why was the school's side door unlocked?

Tonight, the growing outrage.

As a community mourns, police defend their response to one of the deadliest school shootings in American history.

Plus, the death toll grows.

The husband of a teacher killed dies of a heart attack.

The family says it was grief inside the classroom and then he came in and he crouched a

little bit and he said it's time to die we hear a devastating firsthand

account from a nine-year-old boy remembering the victims the brother

struggling to understand why his sibling won't

come home. Students across America demand action, thousands stage walkouts to call for more gun control.

Protecting America's schools, what's being done nationwide to keep our children safe.

Fighting the rise of gun violence, could a program in Atlanta be the key to stopping teens

from picking up a weapon and instead walking away from a fight?

Remembering Ray Leota, the legendary Goodfellas actor, dies at 67.

And finally, the community here in Yuvaldi, Texas, planning to celebrate graduation, instead

planning funerals.

This is the CBS evening news with Nora O'Donnell, reporting tonight from Uvaldi, Texas.

Good evening and thank you for joining us.

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