This morning, a suspect is in custody after yet another mass shooting.

Ten people are dead, including a police officer in Boulder, Colorado.

The question is why.

Plus, breaking news, federal officials say they're concerned about the data that AstraZeneca

provided about the effectiveness of its vaccine.

Question is, will this further undermine confidence in that particular shot?

And new developments on the border as the Biden administration sends top U.S. officials to Mexico

and Central America.

The question is, are migrants being released into the U.S. without contact information or a court date?

Good morning. Welcome to way too early. I am Casey Hunt. On this Tuesday, March 23rd, we have a lot to get to this morning.

Let's start with this very difficult news. The United States is marking its second mass shooting in a week. This time in Boulder,

Colorado, where police say a gunman opened fire inside a grocery store, killing 10 people,

including a police officer. Video from the scene showed dozens of emergency vehicles and officers,

many in tactical gear and camouflage around the store. One man spoke to NBC affiliate

KUSA about how his granddaughters had been inside. My two granddaughters, you know, at 13 and 14,

basically came in with their dad so he could get a COVID shot. They came in through the east door where the pharmacy is,

and that's where it all started.

And they were shooting, and he saw it and got the girls down.

They ran and hit upstairs in a co-closet.

The cops came in through the roof and were protecting them.

They're out now, out the back.

They got out.

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