A British tabloid newspaper has apologised to Prince Harry at the start of legal proceedings against the company.

Publisher Mirror Group Newspapers are being sued by several celebrities, including the royal, over alleged phone hacking, deception and other illicit means.

UK correspondent Enda Brady says Prince Harry's lawyers argued in court that the publisher's unlawful information gathering led to Harry's relationship with Chelsy Davy collapsing, negatively affecting him.

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