British officials say Prince William's wife, Kate, has given birth to a baby boy, the couple's first child and the heir to the British throne.
Britain Welcomes Royal Baby
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People gather outside a floodlit Buckingham Palace in London to mark the birth of a baby boy to Prince William and Kate, Duchess of Cambridge, July 22, 2013.
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The London Eye on the banks of the Thames is lit up in red, blue and white to mark the birth of a baby boy to Prince William and Kate, Duchess of Cambridge, London, July 22, 2013.
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An easel in the forecourt of Buckingham Palace carries an official document to announce the birth of a baby boy, at 4:24pm to the Duke and Duchess of Cambridge at St. Mary's Hospital, July 22, 2013.
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Members of media give live reports across from St. Mary's Hospital exclusive Lindo Wing in London, July 22, 2013.