Police on Monday arrested three persons on charge of the murder that took place at Alavus area in South Ostrobothnia on Sunday.
Miscreants killed a 57 years old person and dumped the body into a ditch behind a restaurant in the area on Sunday night.
Police said that a group of young people beat the man to death as a sequel to arguments with him.
Two of the arrested were 17 years old while the rest one was 20 years old and all of them are residents of the same locality, police said.
The miscreants also took away the wallet of the victim after the murder.
Police are investigating the case as a murder and robbery.
