Zanesville Police say they are investigating an early Tuesday morning home invasion. It happened around 12:15 at 1429 Putnam Avenue. Detective Harry Taylor says the home was forcibly entered by four unknown subjects. Taylor says at least two of the subjects were believed to be armed. They removed personal property and fled the scene. A four door vehicle was seen in the area and is believed to be associated with these subjects. Anyone with information on this incident is asked to call Zanesville Police at (740) 455-0700.