- 15-minute blackout in New Delhi area as part of security drill India Today
- India blackout mock drill: Delhi, Mumbai, other cities to switch off lights — how’s it conducted? Check timings, areas Mint
- 15 lakh people across nation join hands to test and enforce safety measures Times of India
- India’s civil defence exercises | Explained The Hindu
- In Delhi markets, traders recall Covid, say well-versed with drills The Indian Express
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