MUMBAI, April 3 -- The Enforcement Directorate (ED) has provisionally attached immovable assets worth Rs.115.86 crore in connection with the Rs.5,600-crore National Spot Exchange Limited (NSEL) fraud case. The assets, attached by the agency's Mumbai zonal office on March 31, include 15 immovable properties in Mumbai, Delhi and Rajasthan, owned by various defaulters of NSEL such as Mohan India Group, Vimladevi Agrotech Ltd, Yathuri Associates and Lotus Refineries....