Ukraine's top prosecutor and her counterpart from the International Criminal Court in The Hague are looking at ways of how to best coordinate investigations into alleged war crimes during the war. War crimes trials have already begun - the result of meticulous documentation and investigation on the ground. But probing potential war crimes could be more of a challenge in regions where Russia has taken control. Subscribe: https://www.youtube.com/user/deutschewelleenglish?sub_confirmation=1 For more news go to: http://www.dw.com/en/ Follow DW on social media: ►Facebook: https://www.facebook.com/deutschewellenews/ ►Twitter: https://twitter.com/dwnews ►Instagram: https://www.instagram.com/dwnews Für Videos in deutscher Sprache besuchen Sie: https://www.youtube.com/dwdeutsch #Russia #Ukraine #ICC