The newly introduced direct train to Katra, the base camp of Shri Mata Vaishno Devi Shrine in Jammu and Kashmir, was stuck in a tunnel for an hour this morning due to engine failure near Katra Railway Station.The fully air conditioned super fast train Shri Shakti Express from New Delhi to Katra was on its second run when theincident took place about five kms before the station. The train was launched a day earlier from New Delhi.Divisional Railway Manager (DRM) of Ferozepur Division, under which the rail network in Jammu and Kashmir falls, N CGoyal told that the train had reached Katra at 7 AM against the scheduled arrival time of 5.10 AM.