New Delhi, Sept 26: CBI has launched a massive manhunt to trace the wife of Amar Mani Tripathi, Madhumani in connection with the murder of poetess Madhumita Shukla. Teams have been rushed to various places in Lucknow, Gorakhpur and other parts of the state where there was a possibility of the presence of Madhumani. Some raids were carried out in the national capital as well, the sources said. Interestingly, Madhumani has filed a surrender application before a court in Lucknow, which will come up for hearing on September 30. Bureau Report