FTSE Index Rejig Includes Tata Capital Lenskart Groww and Three Other Stocks LIC and HDFC Bank Lead Market Movers as Indian Equities See Volatile Trading Dow Nasdaq Futures Edge Higher as USIran Talks Boost Optimism SP 500 Eyes Eighth Weekly Gain Trainline Raises FullYear Guidance for Second Time Signaling Strong Demand Roblox Faces Growing Scrutiny Over Child Safety and InGame Spending Practices Ebola Outbreak in DR Congo Potential Impact on Regional Industries and Investment Risk