'It'll be a betrayal for us Neopolitans': Lorenzo Insigne warns former boss Maurizio Sarri about joining Juventus Lorenzo Insigne was managed by Maurizio Sarri for three years at Napoli Insigne, like Sarri, was born in Naples and says going to Turin would be betrayal Sarri has been in talks with Juventus about leaving Chelsea to manage them By Tom Farmery For Mailonline Published: 14:18 BST, 5 June 2019 | Updated: 14:22 BST, 5 June 2019 Viewcomments Lorenzo Insigne believes Maurizio Sarri will betray his former club Napoli if he takes over at Juventus. Insigne, like Sarri, was born in Naples and believes it is an unwritten rule not to play for or manage Juventus. Chelsea boss Sarri has been in contact with Juventus about taking over after Massimiliano Allegri left the role. Lorenzo Insigne believes it would be 'a betrayal' if Maurizio Sarri took over at Juventus Share or comment on this article: All rights reserved for this news site dailymail and under his responsibility