The accused can in the CCTV footage reportedly be seen firing at the guard named Vinaychandra Shukla, who de-boarded from a private car with cash.
Shukla was after the untoward incident admitted to a nearest hospital where he was declared dead by the doctors.
The accused escaped with the guard's gun.
Further investigation is on.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)