Mumbai, June 26 -- Extending the winning streak for the third straight session today, the BSE Sensex zoomed up by 1,000.36 points to end firm at 83,755.51 backed by gains in Asian markets and continued optimism around a possible Israel-Iran ceasefire, traders said Continued support from domestic institutional investors and expectations of further revival in corporate earnings in the first quarter of the ongoing fiscal year are also supporting market sentiment, traders added. The National Stock Exchange (NSE) too advanced by 304.25 points to settle at 25,549.00. The Sensex opened higher at 82,882.92 as compared to its previous close of 82,755.51 and rose further to register an intra-day high of 83,805.91 and low of 82,816.26 points. The Nift...