Leonard Pitts: A reminder of how much it took

"Oh beautiful, for heroes provedIn liberating strifeWho more than self their country lovedAnd mercy more than life."— “America The Beautiful,” by Katharine Lee BatesAnd Memorial Day comes around once more.Gateway to the summer, to beaches, beer and barbecue, yes. But gateway, too, to reminders of all that was given, taken, lost, to make America. And is it fanciful to think maybe the reminder is needed more this year than in many years past? Perhaps. After all, previous generati