US strikes on Iran could damage global growth, says IMF chief

US strikes on Iran could damage global economic growth, the head of the International Monetary Fund has warned. Director Kristalina Georgieva told Bloomberg TV that the IMF was watching energy prices closely, warning a rise in oil prices could have a ripple effect throughout the global economy. "There could be secondary and tertiary impacts," she said. "Let's say there is more turbulence that goes into hitting growth prospects in large economies - then you have a trigger impact of downward revisions in prospects for global growth." The Iranian parliament voted to shut down the vital shipping channel through the strait…