Chelsea Clinton announced on Twitter she and her husband Marc Mezvinsky are expecting their second child this summer.
This will be former President Bill Clinton and presidential candidate Hillary Clinton's second grandchild. Chelsea Clinton and Marc Mezvinsky's first child is named Charlotte.
Hillary Clinton wrote on Twitter: "Your dad and I could not be happier for you, Marc, and Charlotte. We're so excited to meet our second grandchild!"
This video includes Getty Images.