Carl Larson, a U.S. Army veteran who fought for Ukraine on the front lines, expressed regret that U.S. assistance is now in jeopardy after Friday’s diplomatic fiasco at the White House. But he tells “Elizabeth Vargas Reports” that Ukrainians are committed to fighting Russia,

President Donald Trump said Thursday the rare-earth minerals agreement would benefit both the U.S. and Ukraine and would provide resources that "we need for our country."