The Duke and Duchess of Cambridge are expecting their third child, Kensington Palace has confirmed.
In a statement, the palace said the Duke and Duchess are "very pleased" to announce the news and that the Queen and other members of the Royal Family are "delighted."
As with her first two pregnancies, the Duchess is suffering from Hyperemesis Gracidarum - an acute form of morning sickness. She is currently being cared for at Kensington Palace.
William and Kate are currently parents to Prince George, four, and Princess Charlotte, two.
The Duchess made her most recent public engagement just last week, visiting the Princess Diana memorial garden at Kensington Palace on 30 August.
Read the full statement below: