Three weeks after it was revealed the Duke and Duchess of Cambridge are expecting a second child, some punters are placing sums of at least £1,000 on its name. And with speculation rife as to what Prince William and Kate will call their new child, one of the most authoritative of royal authors claimed today that he is convinced they will name it after Diana. Andrew Morton - who wrote a biography of the Princess of Wales which revealed the truth behind her strained royal relationships - said a daughter would be given the name Elizabeth Diana Windsor. Scroll down for video
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Prince William and Kate 'spent hours discussing what to call new child'
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Royal biographer Andrew Morton claims they have decided girl's name
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Coral's favourites are Elizabeth (10/1), James (11/1) and Victoria (12/1)
Following Mr Morton's claims today, Elizabeth became 10/1 favourite for the name with bookmakers @placeholder