Why air raid sirens are sounding again, from Mumbai to Jaisalmer

Air raid sirens have been heard across India, from Mumbai to Jaisalmer, as part of a nationwide drill to test the country's preparedness for any potential threat.

The drill, code-named 'Exercise Dharma Guardian', is being conducted by the Indian Air Force and involves multiple agencies, including the Indian Army, Navy, and Coast Guard.

The exercise is aimed at simulating a real-life scenario and testing the response of various agencies in case of an actual threat.