Carl Edwards has son Michael

5/6/2011 - NASCAR Carl Edwards

DARLINGTON, S.C. -- NASCAR star Carl Edwards and his wife, Kate, have announced the birth of their second child, son Michael.

Edwards said Friday that Michael Edwards was born Wednesday night, weighed 8 pounds, 6 ounces, and that he and his mother were in good health and home resting.

The Edwardses also have a daughter, Anne, who was born in February 2010.

"She's a great mom," Edwards said of Kate, "so I hope she enjoys this Mother's Day."

The Sprint Cup points leader is preparing for Saturday's Southern 500 at Darlington Raceway.