LONDON — She was collateral damage in one of the most sensational reporting scoops in British TV history, a royal nanny to Prince William and Prince Harry tarnished by the BBC in its quest for an interview with their mother, Princess Diana.
On Thursday, the BBC apologized to the former nanny, Alexandra Pettifer, then known as Tiggy Legge-Bourke, for spreading false allegations that she had an affair with Prince Charles and had undergone an abortion after becoming pregnant with his child….