Nathan Quinones spent three years as leader of the nation's largest school district.
Michelle Rhee fires more than 300 teachers for performance.
The Broad Foundation is refocusing its direction after 11 years.
Questions are raised about whether superintendents are being paid too much.
News on districts from around the nation
Scores at the elementary school level declined this year after years of rising, but District of Columbia middle and high schools students posted gains in math and reading.
Dueling groups go to the Detroit City Council today to have a say on the future of the city's elected school board.
Detroit teachers are set to open the city's first teacher-led school this fall.
A handful of new media reports showcase a variety of school turnaround efforts underway across America.
The arraignment of Detroit's former school board president on charges he performed a lewd act is just the latest of the district's challenges.