Happening now. New video from Yuvaldi, Texas appears to capture a child telling

law enforcement I got shot. A full week after the school massacre, there are now growing questions

about police failures and delays and victims' families are demanding answers.

Also tonight, as gas prices here in the US hit a record high Treasury Secretary

Janet Yellen tells me she was wrong about the path inflation would take when

she downplayed the risk a year ago.

Stand by for the full exclusive interview.

And Ukraine says Russia now controls most of the key eastern city.

Kremlin forces gaining more ground and blasting homes and

communities into rubble. We want to welcome our viewers here in the United

States and around the world. I'm Wolf Blitzer, you're in the situation room.

We're in the situation room.

We begin with the Texas School Massacre one week after the attack.

Tonight, we're getting new clues about what police knew about the threat posed by the

gunman and when they knew it.

CNN Zadla Vandeira is on the scene for us in Uvaldi.

Tonight as questions bound around the law enforcement response to the deadly

school shooting in Uvaldi, Texas, we're hearing chilling new accounts from what was happening on the inside.

Are you in there?

Where?

Where?

That's not side. That audio was taken by a man who spoke to CNN but didn't want to be publicly

...