The New York Times
KYIV, Ukraine — They rushed to Ukraine by the thousands, many of them Americans who promised to bring military experience, money or supplies to the battleground of a righteous war. Hometown newspapers hailed their commitment, and donors backed them with millions of dollars. Now, after a year of combat, many of these homespun groups of volunteers are fighting with themselves and undermining the war effort. Some have wasted money or stolen valor. Others have cloaked themselves in charity while als