of the most wanted men in europe was able to move freely tweer syria and belgium. >> we must leave behind empty promises and procrastination and slowness. if not, europe will lose its way. >> we estimate there are 5,000 european nationals, that are classified as suspected foreign fighters. these europeans that have been radicalized very often on the internet that have travelled to syria and iraq, have been radicalized by the conflict experience. >> russian long-range bombers and cruise missiles have destroyed 15 oil refineries controlled by isis in an effort to choke off cash flow to the terrorist organization. russian president vladimir putin has praised the military action, but says there's still a lot of work to do to eliminate serious terrorists and to protect russia from possible attacks. french war planes continue to strike isis positions in syria. while the russian military has also intensified its attacks on isis since confirming a bomb