BY A STAFF REPORTER: Again Abhishek Banerjee has been summoned again in the coal smuggling case. He summoned by ED today. On Tuesday, the Enforcement Directorate (ED) summoned trinamool's all-India general secretary in connection with the coal smuggling case. Abhishek has been asked to appear at the CGO complex on Friday. According to sources, ed officials are coming from Delhi for questioning. Yesterday, Mamata Banerjee had said, "They may send a notice to Abhishek again. '