The number of coronavirus cases in Mumbai's Dharavi - the largest slum in Asia -- has touched 13, with six new cases in 24 hours. Among the new patients is a 50-year-old woman, who worked as the cleaning staff at a hospital. Another, a 25-year-old man, is the son of a patient who proved positive. The third - a 35-year-old -- also came in contact with a patient from a pocket of the slum.