The mass brawl took place on Friday afternoon at around 17 p.m. in the Skyline Plaza, a large shopping center between Frankfurt's main train station and the exhibition grounds, where a shisha fair is currently taking place. Several people were involved in the brawl, police said. She did not want to comment on possible backgrounds.

In the brawl, among other things, irritant was sprayed and a 40-year-old man was seriously injured with a knife on the upper body. A twenty-eight-year-old was injured with the knife on the hand. Several people fled on foot after the brawl. The Frankfurt Criminal Investigation Department is investigating on suspicion of attempted homicide.

Several customers in the shopping center got respiratory problems from the irritant gas. Parts of the shopping center were temporarily evacuated and, among other things, closed for forensics.