DALLAS (CBSDFW.COM) – According to Dallas police officials, a high-ranking male Dallas police officer is under investigation for making inappropriate comments to a colleague.

The source, who asked to remain anonymous, says a protective detail has been placed at the house of the officer the comments were made against.

The officer under investigation has been placed on administrative leave. He also faces an administrative investigation by DPD.

The police official did not describe the nature of the comments nor identify anyone involved.