Several BJP leaders in West Bengal, including Leader of the Opposition Suvendu Adhikari, were detained by the police when they were marching to state secretariat 'Nabanna' in Kolkata, as part of a huge protest over alleged corruption by the ruling Trinamool Congress government. Suvendu Adhikari, BJP MP Locket Chatterjee and other party leaders, including Rahul Sinha, were stopped by the police as they approached the Second Hooghly Bridge near the secretariat, and taken away in a prison van.