Oil Prices Plunge Over 5 on Renewed Hopes for Iran Nuclear Deal AI Stocks Plunge as Chinas DeepSeek Sparks Broad Market Rout Tourism Finance Corporation of India Gains Attention as JhunjhunwalaPartnered Fund Acquires Stake Financial Services Roundup Market Talks Highlight Experian and SoFi Trends Musk vs Altman Court Throws Out OpenAI Lawsuit as LongRunning Feud Ends BlackBerry Stock Touches New 52Week High Amid Strategic Focus Oil Prices Post Weekly Decline as USIran Talks Show Potential Progress