Exam Description: Local trains in Bihar's Buxar district halted for 15 minutes to pave way for Chief Minister Nitish Kumar's convoy on Wednesday. The JDU leader Nitish Kumar’s Samadhan Yatra’ reached Buxar. As his convoy was to go through a railway crossing, some trains, such as Patna-Buxar local and Kamakhya Express, were reportedly halted at the outer signal.