Enforcement Directorate (ED) authorities have conducted raids at 20 locations across the country, in the Tablighi Jamaat money laundering case.The ED is probing the source of funding, both at home and abroad for the Tablighi Jamaat Markaz, which was held at Nizamuddin in south Delhi between March 13 and 16 amid the early days of the coronavirus disease (Covid-19) outbreak in the country.