in the video stevens calls himself a monster with built in frustration. he orders godwin godwin to speak his girlfriend's name. stevens also claims in the video to have snapped and killed 13 people, but authorities have found no evidence of any more than one victim. >> unfortunately there's been one fatality, one homicide in this entire scenario and we want to keep it that way. >> reporter: authorities say detectives did speak to stevens via cell phone early on in the investigation with no success. >> they tried to, of course, convince him to turn himself in and of course that hasn't happened to date. so, again, we're asking the public's help in finding this guy. >> reporter: while the manhunt is ongoing across the country, the investigation continues on the ground in cleveland. authorities say they have recovered weapons from some properties they have searched