It's another boy for Patrick and Dagmara!

Patrick Wilson and his wife, actress Dagmara Dominczyk Wilson, have welcomed their second son, PEOPLE has learned exclusively.

Kassian McCarrell Wilson was born on Sunday. "Mother and baby are both happy and healthy," says a source close to the family. "Everybody's great!"

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http://www.people.com/people/article/0,,20297037,00.html