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Mounties are out with an advisory about a high-risk sex offender who is now living in Nova Scotia after spending over two decades in prison the U.S.

Sixty-four-year-old Allen Desrosiers was convicted of sex crimes in the United States and is now living in the Rockville area of Yarmouth County.

Those crimes include kidnapping, rape, assault and battery.

His victims were all female and ranged in age from 16 to 47.

Police are also warning that any vigilante activity will not be tolerated but are asking people to report any suspicious activity.