Naomi Watts and Liev Schreiber at opening night of the new Broadway show 'Speed the Plow' at the Barrymore Theatre - Arrivals. New York City, USA - 231008

Watts, 40 and Schreiber, 41 welcomed their second son in New York on Saturday (13Dec08).

A spokesperson for the couple reveals, "I can confirm that she had a baby boy yesterday."

The tot is a little brother for Alexander, who was born in Los Angeles in 2007.

Source: WENN