(CBS) It's a boy for Robert Downey Jr. and his wife, producer Susan Downey.
The couple welcomed son Exton Elias Downey at 7:24 a.m. on Tuesday in Los Angeles, his rep confirmed to People.
The baby boy weighed in at 7 lbs. 5 oz., and is 20 inches long, according to the magazine.
Downey, 46, and his wife, 38,in August that they were expecting. In December, the actor shared that they were .
Exton is the first child for the couple. Downey also has an 18-year-old son, Indio, from his marriage to Deborah Falconer.