American Indians have the lowest level of educational attainment of any ethnic group in the country. But a growing movement to establish tribal colleges is having an impact. Just three decades ago, there wasn't a single tribal college in the country. Today there are 35, and the number is growing. While mainstream universities have struggled to attract and retain Indian students, tribal colleges are succeeding. In northern Minnesota, tribal colleges have become cornerstones of reservation life. And as Mainstreet Radio's Tom Robertson reports, larger universities are hoping to attract tribal college graduates. {