Pennsylvania State Police say they are investigating a reported incident in which a 21 to 22 year old man allegedly sent nude photos of himself and children to other minors under the age of 18.

Officials say the incidents happened between June, 2017-January, 18, 2018.

The victims are said to be all girls.  One is listed as age unknown but the others are 12, 13 and 14.

Police say the man also reportedly received nude photos from the girls.

The incidents are believed to have happened in Litchfield Township in Bradford County.