Probably, she was familiar with her opponent, but due to the conflict, the details are not reported.
As it became known, the incident happened at about half-past eleven o'clock. The schoolgirl was riding on one of the last buses and pounced on the conductress all of a sudden for other passengers.

The aggressive schoolgirl was taken to children's hospital named after Filatov. She was pretty much drunk. The police investigate the circumstances of the incident.