'Grey's star expecting second child

Jessica Capshaw is expecting her second child.

According to Entertainment Weekly, the 33-year-old actress and daughter of Kate Capshaw already has a 2-and-a-half-year-old son, Luke, with her husband Christopher Gavigan.

"They are thrilled," said the star's representative.

Capshaw, who plays pediatrician Dr Arizona Robbins in Grey's Anatomy, is due to give birth later this year.