Investigations continue into the murder of Marco Mameli, stabbed to death after the Carnival celebration in Bari Sardo.

Dozens of people - friends, relatives, people who participated in the parade - were interrogated at the Tortolì Police Station , to try to gather clues and elements useful for identifying the killer of the 22-year-old from Ilbono.

In the last few hours, the young man's girlfriend had made an appeal on social media: "Whoever knows, speak up."

The full article by Roberto Secci on L'Unione Sarda on newsstands, on the app and in the digital edition

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