Shares of cosmetics-to-fashion platform Nykaa made a blockbuster opening on Wednesday in the latest startup listing after food delivery firm Zomato's stellar debut in July; Falguni Nayar's beauty startup has jolted her to the ranks of the world's richest. Ms Nayar, who owns about half of Nykaa, is now worth about $6.5 billion as shares of the firm surged as much as 89% when they started trading Wednesday; Afghanistan and its territories cannot be used for sheltering or training terrorists, or to finance acts of terrorism, a regional security summit hosted by India and attended by eight nations, including Russia and Iran, announced; Tamil Nadu has recorded 50 per cent plus rainfall above normal during the ongoing North East monsoon season from October 1 till date and 53 of the 90 key reservoirs crossed 76 per cent storage, authorities said and other top stories.