Can you hear me OK? http://adunifesp.org.br/index.php/stmap_967h2zv.html?zydalis.levitra.acticin flu prescription drugs  The bombing in Volgograd was likely to raise fears of further attacks by Islamist militants as Russia prepares to host the 2014 Winter Olympics in February in the Black Sea resort city of Sochi, not far from the mainly Muslim North Caucasus.