US Stock Markets Advance as Tech Gains and USIran Talks Boost Investor Sentiment Campaigners Urge UK Ministers to Proceed with ZeroHours Contracts Ban Amid Business Concerns Zydus Lifesciences Boosts Share Buyback Price to Rs 1260 Reduces Repurchase Size Union Bank Board Approves Up to Rs 8000 Crore Fundraising via Equity and Debt Iran Standoff with US Intensifies as Trump Rejects Counteroffer Straining Global Energy Markets F5 Stock Wall Street Sentiment Remains Cautiously Optimistic Core Inflation Hits 32 in March as Q1 GDP Growth Disappoints Amid Geopolitical Tensions