regulation so in order to see growth continue albeit at a slower pace we do need to see a better regulatory framework and that is likely to be the case this year has been yang of fidelity international joining me from long kong catherine thank you for your insight facebook shares have taking a bit of tape because on the stock market the shaving more than thirty billion dollars off the value of the company the nearly seven percent tumble marks the stock's biggest drop in four years behind it is the recent controversy over cambridge and the legs alleged spying of fifty million facebook customers which hasn't turned sparks demands for increased regulation for large tech companies and of course there's the issue of trust with some users already volleying to stop using the social network. for hoover is suspending its south driving car program after one of its vehicles struck and killed a pedestrian in arizona the vehicle wasn't a total miss mode at the time of the accident an operator sat in the driver's seat