Untold story of sex abuse in swimming 'worse than Larry Nassar'

As many as half a million young Americans are potentially being exposed to predatory coaches on pool decks and in locker rooms - in a secret scandal that threatens to eclipse that of disgraced gymnastics coach Larry Nassar.

As recently as last month, USA Swimming and retired coach Scott MacFarland attempted to dismiss a federal lawsuit brought by a swimmer in the 1980s and early 90s.

Sarah Ehekircher claims MacFarland groomed and raped her when she was a vulnerable young teenager, and went on to abuse her over seven years.

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