Hilary Duff tweets picture of 2-week-old son

Hilary Duff's baby boy Luca Cruz.
Hilary Duff's baby boy Luca Cruz

(CBS News) Hilary Duff posted a picture of her 2-week-old baby boy to Twitter on Tuesday.

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"Baby Luca, 2 weeks old :)" Duff tweeted along with the image of her bright-eyed baby wrapped in a blanket.

Duff and her husband NHL star Mike Comrie welcomed Luca Cruz on March 20. The baby weighed in at 7 pounds, 6 ounces.

The couple wed in August 2010. Luca is the first child for both.

After the baby boy's birth, Duff took to Twitter to talk about their family's new addition: