Mumbai Police detained local Congress leader Bhai Jagtap and a number of other party workers on Wednesday while they were protesting outside the National Stock Exchange (NSE) building against the Adani group and its Chairman Gautam Adani, an official said. Hundreds of Congress party workers, including women, gathered outside the NSE building in Bandra-Kurla Complex (BKC) and started shouting slogans against the Adani group.