MUMBAI, June 8 -- The Enforcement Directorate (ED) has summoned at least a dozen people, including actor Dino Morea, officials from the Brihanmumbai Municipal Corporation (BMC), civic contractors and intermediaries, for questioning related to its money laundering investigation into the execution of contracts for desilting the Mithi River. The summoned people have been asked to appear for questioning at the agency's Mumbai office next week, said an official. The development comes a day after ED carried out searches at 18 locations across Mumbai, Kochi and Thrissur in connection with the investigation. According to an ED press release issued on Saturday, the evidence prima facie indicates that BMC engineer Prashant Ramgude, civic contractor Bhupendra Purohit, intermediaries Jay Joshi and Ketan Kadam, and officials of a Kochi-based company had "colluded to form a cartel with the intent to manipulate BMC tenders" related to the desilting of Mithi River.P3...