Roma manager Jose Mourinho has revealed he wore a microphone during his side’s 1-1 draw with Monza on Wednesday in order to record his interactions with match officials.
Mourinho has also criticised referee Daniele Chiffi by labelling him “the worst referee” after he sent off Roma defender Mehmet Zeki Celik in the 95th minute.
The Portuguese official has already been sent off three times this season with Chiffi branding a red card to Mourinho in September.
He said: “I went to the game with a microphone. I recorded everything.
“From the moment I left the locker.