Everybody panic! President Obama is going to speak to the nation's schoolchildren on Tuesday. And a new group of worrywarts -- call them "speechers" -- can't stand the idea. The prospect of the nation's elected leader addressing its youngest citizens has turned into a coast-to-coast freakout, with parents threatening to pull their children from school lest Barack Obama pollute their minds with his thoughts about the importance of staying in school and getting an education. Even schools in the liberal stronghold of northern California, where Barack Obama pulled nearly four times as many votes as John McCain in last year...