The Kansas Bureau of Investigation (KBI) is investigating after a Jewell County sheriff's deputy was found deceased inside his home in Mankato.

The Jewell County sheriff's office requested KBI assistance on Monday, Feb. 7, at approximately 2:40 a.m. KBI agents and the Crime Scene Response Team responded overnight to investigate.

The investigation indicates early Monday morning at around 2:05 a.m. and 2:15 a.m., calls were made to the Jewell County sheriff's office from different subjects inside a home at 507 E. Madison in Mankato. Both calls requested police assistance because of a domestic incident in progress.

When the responding deputy arrived at the home, he discovered 27-year-old Colton Koch, of Mankato, had suffered a fatal gunshot wound. He was pronounced deceased at the scene.

Deputy Koch served at the Jewell County sheriff's office for approximately 2 1/2 years.

Anyone with information about this case is asked to call the KBI at 1-800-KS-CRIME. Tips can also be submitted online at https://www.kbi.ks.gov/sar.

An autopsy is scheduled. The investigation is ongoing.