In our National lead, a second explosion has rocked a Texas chemical plant where a fire is still raging after a first explosion this morning.

Officials say three employees were hurt.

Now a four mile radius around the plan, which is in the city of Port,

it just has now been evacuated.

We'll continue that.

Follow that for you right here on CNN.

Thanks for joining us this afternoon.

You can tweet the show at the lead. right here on CNN. Thanks for joining us this afternoon.

You can tweet the show at the lead CNN.

You can find me on Twitter at Erica R Hill.

Have a very happy Thanksgiving.

Our coverage on CNN continues right now. Hi everyone, I've joined forces with best-selling author and Harvard Professor

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