In a reprieve to Nalini Chidambaram, senior advocate and wife of former finance minister P. Chidambaram, the Supreme Court on Friday extended its interim order restraining the Enforcement Directorate (ED) from summoning her in connection with the multi-crore Saradha Chit Fund scam.A bench of Justices U.U. Lalit and Ashok Bhushan was hearing her challenge to the Madras High Court...