Mandatory Credit: Nikki Nelson / WENN 1 / 3
Mandatory Credit: Nikki Nelson / WENN 1 / 3

It's a boy for "NCIS" star Sean Murray.

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The actor and his wife Carrie welcomed their second child, son River James Murray, in Los Angeles on Thursday, People.com reports. The newborn weighed 7 pounds, 11 ounces and was 20 inches long.

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"Carrie and I are pretty Zen'd out right now," Murray tells the site, adding with good humor, "our 3-year-old [daughter Caitlyn] will bring us back to reality soon enough!"

"NCIS" airs Tuesday at 8 p.m. on CBS.

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