The recent surprise announcement that Prince William and Kate Middleton are expecting their third child has fans of the Royal couple excited. When asked how his sister-in-law is doing, he replied, "I haven't seen her for awhile but I think she's OK".
The new baby will become the fifth in line to the throne behind older siblings George and Charlotte, pushing Prince Harry into sixth place for the first time.
Queen Elizabeth, 91, has five other great-grandchildren.
However, the palace said she would not attend an engagement at a children's centre on Monday due to ill health.More news: How Billy Price became the center of attention at Ohio State
Kensington Palace did not confirm when the baby is due however United Kingdom media reports suggest it could be in March or April next year. With three small children under the age of 5, many royal critics believe that the Duchess will struggle to keep her family life in order while fulfilling her royal duties.
With her first two pregnancies, the royal household was compelled to announce the good news before the twelve-week window due to Kate's condition. He or she will join 4-year-old Prince George and 2-year-old Princess Charlotte. Kate Middleton is waiting for her third child.
The Queen and members of both families are also said to be "delighted" with the news, and British Prime Minister Theresa May sent her congratulations to the royal couple.
He said: "I grew up on the street all my life so to see Prince Harry on it is a bit of a shock".
While most women wait until the 12-week mark - at the end of their first trimester - to share the news, it is widely assumed that Kate isn't yet at this point.