Kolkata, Feb. 24 -- Central Bureau of Investigation (CBI) officers questioned Rujira Banerjee, wife of Trinamool Congress MP Abhishek Banerjee, in connection with a multi-crore coal smuggling case on Tuesday.

On Tuesday, chief minister Mamata Banerjee, who happens to be the aunt of Abhishek Banerjee, visited his house.

The CBI team, including two woman officers, reached the house moments after the CM left. According to CBI officials privy to the development, Rujira was questioned for around an hour by the CBI team and the entire proceedings were captured on video. The questioning took place a day after the central agency questioned Menaka Gambhir, Rujira's sister, in connection with the same case.

CBI officials haven't ruled out the po...