Napoli Player Insults De Bruyne During Four-Goal Defeat in Porto

• Napoli suffered a four-goal defeat in Porto.
• Kevin De Bruyne and Lorenzo Lucca were involved in an on-pitch argument.
• Lorenzo Lucca insulted Kevin De Bruyne with a profanity.
• The incident occurred during a tense match for Napoli.
• Multiple outlets reported the on-pitch confrontation.