UPDATE: Chattanooga police spokesman Rob Simmons said the suspect came out of the home without issue and is in custody.
ORIGINAL STORY: Chattanooga police are investigating a domestic disorder on the 800 block of Gadd Rd. in Hixson.
The emergency call came in at around 4:30 p.m. Police spokesman Rob Simmons said the suspect locked himself inside a home.
Simmons said SWAT officers are responding as a precautionary measure, and negotiators are on their way to talk the suspect out of the home.