An officer with the San Antonio (TX) Police Department was forced to return fire on a man who reportedly fired a shotgun at him, fatally striking the gunman.

According to the Express News, the officer had entered the back bedroom of a dwelling Monday morning and came under almost immediate fire from the subject.

The gunman—who has not yet been identified—had reportedly been causing a disturbance in the home.

The subject was transported to a nearby hospital where he was pronounced dead.

It is unclear from early reports whether or not any officers suffered injuries during the incident.