Police: New Jersey swim instructor had years-long sexual relationship with 13-year-old

TENAFLY, New Jersey (WABC) -- A swim instructor in New Jersey was charged with having sexual relations with a 13-year-old child.

Police said 23-year-old Kevin Guo, of Tenafly, was arrested on Thursday.

He's accused of repeatedly engaging in sexual acts with the 13-year-old over the course of two years.

He was charged with sexual assault and endangering the welfare of a child.

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