HERINGTON, Kan. (AP) — A fire at a north-central Kansas apartment building killed a man believed to be in his 70s.

Fire officials are trying to determine what caused the fire early Monday on Main Street in Herington.

Herington fire officials say the blaze started in a second-story apartment above a vacant business. The man was found dead in the apartment, where he lived by himself. His identity has not been released.

No other injuries were reported. Surrounding buildings were not damaged.

The state fire marshal’s office is investigating the fire.