eanwhile, syria's descent into madness continues. >> you're watching "bbc world news" america." still to come, could video game technology help children with chronic pain? we look at how doctors are trying to treat a painful illness. in the united states, news that more people will be popular spot is coney island. ben bernanke suggests the reserve bank could start withdrawing its support since the economy has improveled. so what's going on? >> we are up and down and kind of spinning around. jonathan core pena says the end of cheap money is sending financial markets into a tailspin. >> we've gotten back on our feet again and the concrete is pretty solid underneath us but moving forward without the government help, some are apprehensive of that. >> cheap money printed by the u.s. central bank has helped the u.s. economy but also made government bonds less profitable to own. so getting the exit right is important, not just for the economy but also to avoid a nasty financial shock, and in this, communication is crucial. >> not only is the fed using communication to try to convey to