A 17-year-old girl is being quizzed by murder detectives investigating the death of a man this week.
The teenager has been arrested on suspicion of assisting an offender.
Police launched a murder investigation after a man was found dead at his home in Coggins Mill Lane, Mayfield, on Thursday night.
A 17-year-old boy from Crowborough was arrested on suspicion of murder on Saturday (February 27) and is currently in custody. He is believed to be known to the victim.
The 17-year-old girl from Eastbourne is also in custody.
Police went to the address in Mayfield at 6.15pm on Thursday after a call from an employer expressing concern for the welfare of a member of their staff who lived there.
They found a man, the 52-year-old sole occupant, dead at the house. His identity has not been released as police are still trying to locate his next of kin.
A post mortem revealed the man had died from multiple injuries.
Detective Chief Inspector Tanya Jones from the Surrey and Sussex Major Crime Team said, “This has been a fast moving investigation and we are still making enquiries. We have arrested a suspect on suspicion of murder who is being questioned.”