Robert Downey Jr. (AP Photo/Matt Sayles, file)
LOS ANGELES -- Robert Downey Jr.'s wife, Susan, delivered a son this morning at 7:24 a.m., reports People.com.
The baby's name: Exton Elias Downey.
He weighed in at 7 pounds, 5 ounces, is 20 inches long and joins big brother Indio, 18, Downey's son from his previous marriage.
USA Today