The announcement said the Queen and members of both families are delighted with the news. Kate was scheduled to visit London's Hornsey Road children's center, which provides childcare and other services for local families.
Their choice of Thomas's Battersea in south London indicated that the Cambridges were settling into their Kensington Palace apartment, having moved recently from their Norfolk home Anmer Hall.
Brexit: David Davis denies Theresa May will agree €50bn divorce bill
Brexit Secretary David Davis has said his European Union counterpart Michel Barnier looked "silly" at their at their frosty joint press conference on Wednesday.
William, who quit his job as a pilot for the East Anglian Air Ambulance in July to become a full-time royal, is also due to attend the National Mental Health and Policing Conference in Oxford on Tuesday.
It is unlikely they will follow in the footsteps of William's great-great-great-great-grandmother Queen Victoria, who had nine children.
Kenya stock exchange halts trading briefly after fall on court ruling
Odinga says the opposition will ask that electoral officials be prosecuted and says he has lost faith in the current commission. Worldwide election observers, including former Secretary of State John Kerry , had said they saw no interference with the vote.
After being gifted a toy suitable for a newborn baby during an event in the country, she turned to Will and joked: "We will just have to have more babies!".
Regardless of whether the child is a boy or a girl, the baby will bump Prince Harry down the line of succession to fifth behind Charlotte.
Merkel's challenger gets his one chance to shine in German election campaign
Merkel has repeatedly said she was "angered" by the auto sector's transgressions and demanded more "honesty and transparency" in future.