JUDY WOODRUFF:

Next, to Detroit, and a city school system in turmoil, plagued with decrepit buildings, financial uncertainty, a chronic lack of resources, and now a recent wave of teacher sick-outs.

All of it is fueling a growing anxiety that the system could run out of money in coming months.

April Brown has our report. It's part of our Making the Grade series, which airs every Tuesday.

Tonight's story is in partnership with the American Graduate Initiative.