Port Arthur Police are investigating an early morning aggravated robbery.

Officers were called to the 600 block of W. 17th street shortly before 4 a.m Monday, where they found a man who sustained a minor injury to his head after being struck with a firearm.

Police say the victim was assaulted with the weapon and had been robbed of cash and property.

Officers have determined there were three male suspects involved in the aggravated robbery and are currently at large.