Napoli produced a sensational performance to thrash Juventus and move 10 points clear in their bid for a first Serie A title since 1990.Juventus had won eight games in a row without conceding but that record was ruthlessly ended at the Diego Armando Maradona Stadium.Victor Osimhen scored twice with Khvicha Kvaratskhelia, Amir Rrahmani and Elif Elmas also on target.