UNITED NATIONS, April 5 (Reuters) - The United States, Britain, Albania and Malta walked out on Russia's envoy for children's rights - whom the International Criminal Court wants to arrest on war crimes charges - as she spoke by video to U. "The International Criminal Court last month issued an arrest warrant against Russian President Vladimir Putin and Lvova-Belova, accusing them of illegally deporting children from Ukraine and the unlawful transfer of people to Russia from Ukraine since Russia invaded on Feb. See here for a complete list of exchanges and delays