Students broke through barricades as they headed towards Raj Bhavan from Gandhi Maidan, demanding cancellation of the 70th BPSC examination.Prefer HTon Google Students protesting against the 70th Bihar Public Service Commission (BPSC) examination on Tuesday broke through police barricades as they marched from Gandhi Maidan towards Raj Bhavan in Patna, demanding that the exam be cancelled.The protesters tried to enter the restricted area after police blocked their route with barricades. (ANI VIDEO)Students tried to move into a restricted area despite police barricades, news agency ANI reported.Police warned the protesters that they would not be allowed to move ahead. DSP Kamakhya Narayan Singh said discussions with senior officials had been positive and hoped the students would call off their march.Why are the students protesting?The protesters are demanding the cancellation of the 70th BPSC examination, alleging irregularities and paper leaks. They are also seeking changes to the proposed Teacher Recruitment Examination (TRE) 4.0, including a single-stage exam and the removal of negative marking.(This is a breaking story. More details awaited.)Follow the latest breaking news, major developments and agenda-setting stories from India and around the world with the newsdesk at Hindustan Times. Operating round the clock, the desk brings together experienced editors, reporters and correspondents to deliver fast, accurate and contextual reporting across subjects that influence public policy, governance, business, society and international affairs.