A teenager is due to appear in court today (Friday, August 3) charged with the murder of Peter Anderson.
Mr Anderson, 46, died following a stabbing on Stourbridge Common last month.
A 17-year-old boy from London, who cannot be named for legal reasons, is due to appear at Cambridge Magistrates Court this morning.
He has been charged with murder, possession of class A drugs, possession with intent to supply class A drugs, and possession of a class B drug.
A 33-year-old man arrested in connection with the investigation has been charged with being concerned in the supply of heroin and crack cocaine.
He is Alan Wakefield, 33, of Swaffham Road, Lode, near Cambridge, and is also due to appear at the same court this morning.
Peter Anderson was attacked and stabbed multiple times on Stourbridge Common at about 4.15pm on July 25.
The 46-year-old died from his injuries at Addenbrooke's Hospital.
The 17-year-old was arrested on suspicion of murder on August 1 and has been held in custody at Parkside Police Station.
The suspect, who is appearing in court, is a different individual to another 17-year-old who was arrested on suspicion of murder but released with no further action taken.