fire destroyed a block of flats

In Mayfair, Johannesburg a fire destroyed a block of flats.

A Nigerian family of six con-artists lived on the first floor, and all six died in the fire.
An Islamic group of seven Somalian welfare cheats, all illegally in the country, lived on the second floor, and they, too, all perished in the fire.
Six local ex-cons lived on the 3rd floor and they too, died.One white couple lived on the top floor. The couple survived the fire.Hearing this on national news, Julius Melema and Zwelinzima Vavi were furious.
They flew into Joburg, teamed-up with Jacob Zuma and quickly demanded a meeting with the Fire Chief. On camera, they loudly demanded to know why the Blacks all died in the fire and only the white couple lived.The Fire Chief replied, "The whites were at work."