Madhumita Shukla, a 24-year old poetess, was gunned down by two assailants in her apartment in Lucknow on April 9, 2003. Madhumita was seven months pregnant at the time of the murder. Police investigation revealed that Madhumita was a lover of Amarmani Tripathi, a minister in UP government. The investigation further revealed that Madhumita was killed at the instructions of Madhumani Tripathi, the wife of Amarmani Tripathi, who got furious after she came to know of Madhumita’s affair with her husband. Both Amarmani Tripathi and his wife Madhumani were arrested and sentenced to life imprisonment. 

Source: https://www.indiatvnews.com/politics/national/major-sex-scandals-involving-indian-politicians-7558.html/page/6