An Oklahoma City police officer is accused of sexually assaulting women while on patrol.

Authorities say 27-year-old Daniel Holtzclaw sexually assaulted at least seven women from February to June of this year. In at least one instance, authorities say he raped a woman. He also allegedly fondled the women, forced them to expose themselves or made them perform sex acts on him.

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The victims were black women ranging from 34-58.

Authorities began investigating Holtzclaw after a woman said she was assaulted by him during a traffic stop.

If convicted, Holtzclaw could face up to life in prison.