Impassioned parents demanded jail time for educators and district officials Saturday following the release of test scores that showed fourth- and eighth-graders had the worst math scores in the nation. City students took the National Assessment of Educational Progress test this year, and 69 percent of fourth-graders scored below the basic level in math and 77 percent of eighth-graders scored below basic. The Detroit scores on the progress test were the lowest in its 40-year history. The sample of students included 900 of Detroit's 6,000 fourth-graders and 1,000 of the district's 6,000 eighth-graders. Sharlonda Buckman, CEO of the Detroit Parent...