US tariffs on Chinese imports to stay for \'substantial period of time\'   Ex-CIA officials says Kim Jong-un may visit Russia   Cyclone Idai one of Africa\'s worst disasters: UN   LS polls: Over 35,000 wheelchairs, 52,000 magnifying glasses arranged for specially-abled voters   US Federal Reserve leaves interest rates unchanged   Congress has finalised candidates for Andhra Assembly elections, LS polls: Oommen Chandy   Hyderabadi businessman killed in Ethiopia   Driver sets bus with schoolchildren onboard ablaze in Italy