Just two weeks ago, a similar incident occurred when about 20 young people were found dead in a nightclub in East London.
In that case, however, it does not appear to have been a shooting and the authorities are still investigating what may have happened.
Johan Ripås, who himself has lived in South Africa for several years, describes the country as extremely violent - where in just a few days you get the same murder rate as in a whole year in Sweden.
At the same time, the attacks in Soweto and East London have something in common:
It has not yet been possible to figure out exactly what has happened, who is behind it or what the motive is.
- It says something about the quality of the police in South Africa and there is a lot that needs to be done.
Hear Johan Ripås about the bar attacks in South Africa in the clip above.