The injured were labourers working at the event venue. One of them is in a critical condition, sources said.
The injured sustained serious burns and were rushed to a nearby medical facility.
An official told IANS that for the inauguration, the organizers had hired a team to inflate balloons.
The accident took place as the two workers were inflating the balloons that were to be released at the inauguration of the sports event.
A probe has been ordered as it was being viewed as a serious security lapse ahead of the Chief Minister's arrival.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
