-Messenger photo by Elijah Decious Fort Dodge Police Department investigates the residence of 21 North 14th Street, after making a first-degree murder arrest Monday morning.

Fort Dodge man Mark Russell, 28, was arrested and charged with first-degree murder following an incident at 21 N. 14th St. Monday morning.

At approximately 9:14 a.m., police received a call regarding an altercation at the home. When officers arrived, they found an unresponsive woman inside the home. Russell was detained while officers began providing emergency medical treatment to the victim.

The victim, 45, was ultimately pronounced dead at the scene.

After officers and investigators interviewed witnesses at the scene, they learned there was an alleged altercation between Russell and the female victim. Police allege that at some point, Russell grabbed an object from inside the residence and struck the woman with it.

Based on information provided to law enforcement, it is believed the victim was the mother of Russell’s girlfriend.

Russell was arrested at the scene.

Russell is scheduled to make his initial appearance in Webster County Magistrate Court on Tuesday at 9 a.m.