ahmedabad bollywood filmmaker and author of the book urban naxals vivek agnihotri faced a protest from the members of national students union of india nsui when he came to r a bhavans college of arts commerce college at khanpur on saturday morningsome members of the student outfit shouted slogans against him blocked his cars entry into the college campus police had to escort agnihotri to the programme venue he was the chief guest at a seminar on the subject role of cultural study in formation of societynsui members staged demonstrations and were detained by cops and released later in the day after agnihotri arrived on the college campus police personnel blocked entry for nsui membersthe college authority later claimed that the programme was a success gujarat university vicechancellor himanshu pandya also participated in the event