Opinion: For many, the first line of defense against Covid-19 is out of reach

Washing your hands frequently, with plenty of water and soap, is one of the simplest and most effective measures to stop the spread of the coronavirus. Yet due to a lack of water supply and indoor plumbing, three-quarters of households in the developing world won't be able to follow this advice, Tim Wainwright of the nonprofit WaterAid told The Guardian, because they lack some place to wash with soap and water. How will they cope when the pandemic escalates and there is no clean water to help stop contagion?