Kolkata, Oct 17 (TIWN) West Bengal Chief Minister Mamata Banerjee on Wednesday visited the south Kolkata residence of Nobel prize winner Abhijit Vinayak Banerjee and spoke to her mother and other relatives.

The chief minister, who had congratulated US-based Banerjee on Twitter soon after the official announcement about the coveted award on Monday, went to his seventh floor apartment on Ballygunge Circular Road, at around 5 pm.