Evening news wrap: Trump declares 5-day halt on Iran infra strikes, Tehran mocks him; Sensex slumps 1,800 points and more

US President Trump has paused planned strikes on Iran for five days following "productive" talks, a move Iran claims as a "backing down." This de-escalation saw Brent crude fall sharply. Meanwhile, PM Modi highlighted the Middle East conflict's "unprecedented challenges" for India, as markets crashed, wiping out Rs 14 lakh crore amid surging oil prices and war fears.