New Delhi, May 28 -- Civil defence exercise "Operation Shield" scheduled for May 29 in border districts of Rajasthan has been postponed due to administrative reasons, as per an order by the Rajasthan Home Department.

The next dates for the exercise will be issued subsequently.

Earlier on Wednesday, a notice issued by Tina Dabi, District Collector of Barmer stated that a mock drill would be conducted in four border districts of Rajasthan Jaisalmer, Barmer, Sri Ganganagar and Bikaner on May 29.

Sirens will be sounded during the drill, and emergency response systems will also be tested.

Civil defence authorities have begun preparations for the exercise, and instructions are being sent to all concerned districts. Special arrangements are ...