KOCHI: The Enforcement Directorate has started questioning former Principal Secretary M Sivasankar in connection with the gold smuggling case. Sivasankar reached the Enforcement Directorate office in Kochi after he was summoned for interrogation.

It is learnt that the ED seeks to find crucial details regarding the two bank lockers of accused Swapna Suresh. Earlier, the Chartered Accountant had stated that the locker was opened as per Sivasankar's direction. A total of Rs 1 crore and 1 kg of gold were recovered from the two lockers.