In March, a source told PEOPLE that the actress, 36, was eager to have another child. "Right after the wedding, Reese expressed a desire to have a baby with Jim," said the source. "Reese has been very open with her kids about her plans to expand the family."
Witherspoon, who initially kept her pregnancy under wraps, subsequently showed off her baby bump all around the world over the spring and summer — from appearances at the Cannes Film Festival to lunches and errands at home in Los Angeles. "Frankly, I'm feeling very round," she told reporters in June.