Les Moonves and Julie Chen at The Alliance for Children's Rights 15th Anniversary Awards Gala held at the Beverly Hilton Hotel. Los Angeles, California - 10.03.08

Chen, 39, is due on 4 October (09) - two days before CBS Corporation President and CEO Moonves turns 60.

The couple has been married since 2004.

Moonves already has three kids from his 25-year marriage to first wife Nancy Weisenfield.

Source: WENN