A question with a more obvious answer might yet be asked on national TV this morning, but someone's going to have to try very hard . . . On today's Morning Joe, during a segment on the Atlanta school-test scandal, Mike Barnicle actually wondered out loud why more top college grads take jobs with high-tech firms like Google, or in the financial-services sector, instead of teaching. Barnicle had earlier declared that standardized tests don't teach kids how to think. Might Mike have taken one such test too many in his day? When Willie Geist gently pointed out the obvious to...