Kolkata, Aug 27 (Reporter) As water cannons, teargas shells and cane-charge were used by West Bengal Police on Tuesday to disperse marching protesters near Howrah Bridge, a police statement said that four students have been arrested for allegedly planning to orchestrate violence during the Nabanna Abhijan or march to secretariat over the murder and rape of a doctor earlier this month. The police statement on the arrest came within hours of BJP leader Suvendu Adhikari alleged that the four students were missing from Howrah station where they were last seen distributing food to the volunteers on way to the state secretariat. "A certain political leader has been trying to create a false narrative about four students who have apparently been missing since last night. The truth is, nobody is missing," the WB Police posted this on its X handle. "The four were planning to orchestrate large-scale violence during the Nabanna Abhijan today, and were involved in a conspiracy of murder and attempted murder. They have been arrested in the interest of public safety and security, and their families have been informed," WB Police clarified. Earlier, Adhikari alleged student activists Subhojit Ghosh, Pulokesh Pandit, Goutam Senapati and Pritam Sarkar were untraceable. Meanwhile, police used water cannons a group of protesters on Howrah Bridge even as volunteers and students assembled at Satragachi and tried to break barricades, shouting slogans like "Dabi Ek Dafa Ek resignation of the chief minister," with blowing conch shells and burning candles. The students also were seen gradually assembling at the College Square carrying national flags under the banner of West Bengal Chhattra Samaj. The state administration made elaborate security arrangements to prevent protesters to reach the West Bengal government’s secretariat to demand resignation of Chief Minister Mamata Banerjee and seek speedy justice in the murder and rape of a doctor in a Kolkata hospital on August 9...////...