says he has doubts that the e.u. sanctions will do much to deter vladimir putin. the one thing that might have an impact is determined by the e.u. or germany on its own. that is the pausing of the nord stream 2 pipeline. something that would have brought in billions of dollars for the russian company that owns it. >> it sends a big message about unity. taiwan is also joining the chorus of nations condemning russia's aggression towards ukraine. taiwan's president pointing to the ukrainian crisis to highlight the potential threat to his country's national security. let's go to cnn's will ripley live in taipei. how are they reacting giving their reaction to china? >> she's saying taiwan needs to increase the surveillance into the region.