"New details have led to more questions, really important questions for all of us… It is a sad and troubling end for an individual who gave many people, especially our students, hope."

The U.S. Department of Justice is investigating Des Moines Public Schools for potential race-based employment discrimination.

“Out of concern for his 30,000 students, Dr. Roberts does not want to distract the Board, educators, and staff from focusing on educating DMPS’s students,” the letter, which was obtained by CNN affil...