An Arizona couple was arrested after allegedly stabbing a registered sex offender to death in a desert area of the state, according to authorities.Jacob Middlebrook, 35, and his girlfriend, Layne McIntosh, 36, were initially taken into custody for second-degree homicide in the death of 29-year-old Arron Christopher Warren, Bullhead City Police said on social media.Police began investigating after a motorist found a dead man on the side of the road in the 3100 block of Silver Creek Road on Saturday.The circumstances surrounding the man’s death appeared suspicious, so detectives were called to the scene to conduct a homicide investigation.MICHIGAN DECISION FORCES REMOVAL OF DISGRACED SPORTS DOCTOR LARRY NASSAR FROM SEX OFFENDER REGISTRYJacob Middlebrook and his girlfriend, Layne McIntosh, are facing homicide charges.
(Bullhead City Police)Detectives later identified the man as Warren, a Bullhead City "transient." Detectives also identified a possible suspect and discovered that the victim’s vehicle was missing.Hours later, Las Vegas Metro Police assisted Bullhead City investigators and located the victim’s vehicle parked at a casino in Laughlin, Nevada.Middlebrook and McIntosh were taken into custody by Las Vegas Metro Police and booked into the Clark County Detention Center in Las Vegas, where they will be held until they can be extradited to Mohave County, Arizona.On Monday, the pair's charges were upgraded to first-degree homicide.CALIFORNIA SHERIFF FIGHTS PLAN TO HOUSE CONVICTED SEX PREDATOR NEAR GIRL SCOUT CAMPInvestigators determined that the two were also "local transients" who had known the victim for the past few months."Detectives discovered that the couple had expressed distaste for registered sex offenders and had planned the homicide in advance," Bullhead City police said."The couple reportedly pre-determined the desert location where they intended to leave Warren’s body.They also reportedly measured furniture/beds that could be large enough to...