This episode contains descriptions of severe injuries. Last week, a devastating fire swept through a derelict building in Johannesburg that housed desperate families who had no place else to go. The authorities had been repeatedly warned that it was a potential firetrap. Nothing was done, and at least 76 people died.Lynsey Chutel, who covers southern Africa for The Times, explains how Johannesburg, once a symbol of the hope of post-apartheid South Africa, became an emblem of just how bad the country’s breakdown has become.Guest: Lynsey Chutel, a southern Africa correspondent for The New York Times.Background reading: An extensive paper trail revealed that the authorities in Johannesburg were warned repeatedly about the dangers in the building that burned down.Johannesburg, with a severe shortage of affordable housing, has hundreds of illegally occupied derelict buildings that officials and housing advocates say have become firetraps.For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday.