Case study: When Zhang San was eating in a hotel, Li Si and Wang Wu at the next table had a quarrel, and then they had a big fight, but the hotel security didn't stop them. Li Sijiang in the Struggle

Zhang San's medical expenses shall be borne by Li Sihe Hotel, with Li Si taking the main responsibility and Li Si being the main cause of the injury. The hotel failed to fulfill its security obligations and took the secondary responsibility.

The TV set in the hotel is shared by Li Si and Wang Wu, with equal responsibilities. * * * If an accomplice causes harm to others and cannot distinguish the responsibilities, he shall bear the same responsibilities.