John Williams Ntwali, one of Rwanda's few journalists who published stories critical of the government has died, his newspaper The Chronicles reported. Ntwali was the sole fatality in a car accident in Kigali on Wednesday, police spokesman John Bosco Kabera told Reuters. The driver of the other vehicle has been arrested and "the accident file is being processed for onward transmission to prosecution," Kabera said. Ntwali had been away from work since Monday, The Chronicles said. Human rights activists and journalists outside Rwanda raised questions about the official narrative, noting how critics of President Paul Kagame's government have repeatedly been…