MANHATTAN- Law enforcement authorities in Riley County are investigating a reported home invasion just before 12:30 a.m. on Thursday in Manhattan.

The Riley County Police Department responded to a residence in the 3000 Block of Tuttle Creek Boulevard after report of an Aggravated Burglary and Aggravated Robbery, which had just occurred.

Police say Derek Macy, 45, Manhattan, reported that a suspect, who was not known to him, had entered his residence and demanded items.

The suspect, armed with a knife exited the residence a short time later without taking anything.

The suspect was described as a white male, approximately 20 years old, with a slender build and dark clothing.

The victim was not injured during this incident, according to police.

Authorities are asking anyone with information on these crimes to contact Riley County Police or the Manhattan Riley County Crime Stoppers.