"Only" 2 Million Children Left Behind

'No Child' Loophole Leaves 2M Ignored - CBS News:

States are helping public schools escape potential penalties by skirting the No Child Left Behind law's requirement that students of all races must show annual academic progress.

With the federal government's permission, schools aren't counting the test scores of nearly 2 million students when they report progress by racial groups, an Associated Press computer analysis found.

And that's of the ones in school that we know of.