Co-stars Keri Russell and Mathew Rhys of the FX series The Americans are reportedly expecting their first child together!  A source is confirming to news outlets that the actress is about four months into the pregnancy.

This will be the first child for Rhys; Keri has two children from her marriage to ex-husband Shane Dreary – son River (8) and daughter Willa (4).  Russell and Dreary separated in early 2013.  Rhys and Russell confirmed that they were in a relationship in 2014.

The Americans has been renewed for a fourth season by FX. New episodes of the Cold War era show will air in March of 2016.