Many questions remain about President Biden's pledge to bring 100,000 displaced Ukrainians to the US | Analysis
A version of this story appeared in CNN's What Matters newsletter. To get it in your inbox, sign up for free here. Russia's invasion of Ukraine has uprooted people on a speed and scale not seen since World War II, according to the International Rescue Committee, a global humanitarian aid group.
More than 3.6 million Ukrainians have fled the country, according to statistics from the United Nations, with more than 2 million going to Poland.Half of all Ukrainian children have been displaced since Russia's attack began on February 24."It's mind-boggling," UNICEF spokesperson James Elder told CNN."Since the start of the war a month ago, out of every boy and girl in the country, 1 out of 2 now has had to flee their homes.