New Delhi: Prime Minister Narendra Modi on Thursday targeted the Mahagathbandhan, saying the people of Bihar call it ‘Lathbandhan’ and that self-interest “is paramount” for these oppositon parties, who “don’t care about the youth of Bihar”. PM Modi, who interacted with BJP workers from poll-bound Bihar through the ‘Mera Booth Sabse Majboot’ programme, also took.