Robert Downey Jr. and wife Susan Downey become parents to second child

Actor Robert Downey Jr's wife Susan Downey gave birth to a girl in L.A. on Wednesday.

The duo, who married in 2005, already have a two-and-a-half year old son Exton together.

The 49-year-old star, who has become a father for the third time, also has a son, Indio, from his previous marriage.