Tamil Nadu Braces for Extended Heatwave With Temperatures Exceeding 40C Health Advisory Issued Sensex Nifty Trade Volatile Hind Zinc SBI Force Motors Lead Activity Southeast Asias Biofuel Push May Strain Food Supplies and Export Capacities US Stock Futures and Bond Yields Fall on Reports Putin Updated Nuclear Doctrine Steel Stocks Rally as Government Extends Minimum Import Price on 66 Steel Products Move Over Tesla Another RoboTaxi Stock Accelerates Its Autonomous Ambitions SP 500 Edges Higher as Healthcare and Tech Lead Broad Gains