Press Secretary Ed Perkins on steps of St Mary's hospital
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Royal baby: Prince William and Catherine welcome baby boy

22 July 2013 Last updated at 22:56 BST

The Duchess of Cambridge has given birth to a baby boy, Kensington Palace has announced.

The baby was delivered at 16:24 BST at St Mary's Hospital in Paddington, west London, weighing 8lb 6oz.

The Duke of Cambridge said in a statement the couple "could not be happier". He and the duchess will remain in the hospital overnight.

Nicholas Witchell reports.