Madeleine McCann 's grieving father broke down in tears as he told a court about how much damage the stalker claiming to be his missing daughter has done to his family's life, RadarOnline.com can reveal.

Gerry McCann claimed during Julia Wandelt's streak of terror, she allegedly sent messages to his youngest child, Amelie, trying to convince her she was her sister. Article continues below advertisement

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"I was appalled. We had done our best to try to protect (my son) Sean and Amelie," Gerry told the court through tears. "Given what has happened to Madeleine, we try to keep them out of the media as much as possible. We know they want to be identified as Sean and Amelie McCann, and not missing Made

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