Leonard Pitts: Are we all in this together?

We’re all in this thing together.Or so we are told by celebrities, politicians and every third TV commercial. It's the lullaby with which America soothes itself every time these shores are attacked. That's why Monday, Dec. 8, 1941, saw long lines at military recruiting offices and millions of dollars pouring in to the American Red Cross. Because Pearl Harbor had been bombed. Because we were all in this thing together.But we weren’t, a point driven home just two years later when rioti