IIE Digital Desk : On June 16, Kolkata Metro will run additional trains to accommodate UPSC Civil Service (Preliminary) Exam candidates. The first metro will start at 7 AM instead of the usual 9 AM. Five extra trains will operate between Kavi Subhash and Dakshineswar. Typically, 130 trains run on Sundays, but this will increase to 138, with 133 serving the Blue Line. Metro services will be available every half hour from 7 AM to 9 AM. Regular services will resume afterward.