1 rake of Poorva express was derailed near Kanpur few days ago.
-> LHB rake of 12323/24 was given to Poorva. So 12323/24 is now on ICF.
-> Due to derailment, some trains were diverted and get heavily delayed. 12393/94 was one such train. To avoid delay, they arrange ICF rake for one trip of 12393/94.