DURING A SINGLE WEEK LAST MONTH in the District of Columbia public schools, two high school students were shot and seriously wounded, another student was stabbed by a sixth-grade girl, an assistant principal was punched in the face, and a policeman was assaulted by students. Mayor Sharon Pratt Kelly responded to the mayhem as big-city mayors often do: she announced plans to post 60 more cops on campus. But her predecessor in the job is convinced that a higher power is required. Ex-mayor and now councilman Marion Barry has proposed a law allowing students to lead nonsectarian classroom prayers. "Maybe, just...

