Mangaluru: The Kanyakumari District Railway Users’ Association (KKDRUA) has urged the railways to extend the services of 16347/ 16348 Mangaluru-Thiruvananthapuram Express to Nagercoil.In a letter, KKDRUA president S R Sreeram said passengers from Kanniyakumari and Tirunelveli have, for 35 years, sought an overnight train to Mangaluru, as they depend on buses to Thiruvananthapuram. With no direct bus or air links, travellers face severe