Chelsea Clinton Is Waiting To Find Out Sex Of Second Child

Chelsea Clinton will be a mom of two by the time the presidential elections roll around this fall, but the author’s not yet sure who her newest family member will be — which is just the way she wants it.

Clinton tells PEOPLE that she and husband Marc Mezvinsky are waiting to find out the sex of their baby, which is something they did with their first child, 16-month-old daughter Charlotte.