The BJP is, however, on defensive on the issue of DNA and coming out from jail learning bad things as pointed out by Prime Minister Narendra Modi during his two political rallies in Muzaffarpur and Gaya recently.Modi said there was difference between jail term for crime and corruption cases and political cases. He gave his own example and said he spent over 24 months in jail during Emergency and was slapped with 38 cases. “Sometimes people are jailed for social causes also,” he said, adding that Nitish Kumar had often been saying that lalu would never be reformed.