New Delhi:17 Dec 20 With eye on the 2021 West Bengal Assembly elections, the BJP has been bolstering its campaign in the state at a brisk pace, deploying Union ministers, a deputy Chief Minister and central leaders, and assigning them six-to-seven Lok Sabha constituencies each. Union Home Minister Amit Shah will be in West Bengal this weekend, while his colleagues Gajendra Shekhawat, Sanjeev Balyan, Prahlad Patel, Arjun Munda and Mansukh Mandaviya will be visiting in the next few days, sources in the BJP told news agency Press Trust of India.