12554 Vaishali Express diverted via Moradabad-Barielly on 7th Oct 2016. As this train leaved NDLS 10 min late it was gradually detained at Sahibabad for 45 min 1 express and 3 EMUs overtook it here. Further the train was overtaken by all regular trains enroute and finally arrived 8:30hrs late at Gonda Jn.
Full journey compilation video link is attached
Video Credit: Aman