Residents of Zithobeni, Bronkhorstspruit, Dark City, Rethabiseng and Sokhulumi in Tshwane's Region 7 are being urged to avoid using municipal tap water for domestic purposes, except for flushing toilets, amid concerns about possible contamination. This comes as 408 cases of gastro-intestinal illness were reported between the 7th and 18th of October, mostly affecting children under the age of four. No deaths have been reported. At a joint government briefing in Pretoria, national, provincial and municipal leaders outlined measures including further water-quality testing, alternative safe-water supplies,  nd increased monitoring of patients. Musa Mhlongo reports…