Police in Finland arrest more than 20 on charges related to child sex abuse . Three of those arrested have already been convicted and sentenced to prison , according to the statement . The arrests come after a two-year investigation by the country's National Bureau of Investigation and its national police chief. At least one of the arrested has a history of similar crimes against children .
Police in Finland arrest more than 20 on charges related to child sex abuse . The arrests come after a two-year investigation by the country's National Bureau of Investigation and its national police chief. At least one of the arrested has a history of similar crimes against children .