One nation under a groove Let's face it, our national anthem blows. And "God Bless America" isn't working either. Here's a modest proposal: Curtis Mayfield's "Don't Worry (If There's a Hell Below We're All Going To Go)." - - - - - - - - - - - - By Brendan Costello Jr. A hopeful vision for our nation, in these troubled times: World Series, 2002, Game 1: Sixty-five thousand screaming fans have packed into a gargantuan stadium bearing the name of a not-yet-disgraced major conglomerate, eagerly awaiting the first pitch. The players have been introduced, the Marine Corps honor...