A Heart, a Cross, a Flag What arose from the ashes. Friday, September 6, 2002 12:01 a.m. NEW YORK--Everyone here now asks, "Where will you be?" They don't say "on Sept. 11." They don't have to. Everyone knows. Most everyone has a plan. Some people are leaving town. They just don't want to go through it again, through the nonstop TV and the weeping families and the memory of the smoke and the sound and the sight of it all. A lot of people are staying, of course. Those who are working, or going to school; those who can't leave,...