The village of Gamula is about as far from the center of power as it is possible to be in this Kuwait-sized country of a million people. Hunger is everywhere, in the bloated bellies of children and the anxious exhaustion of adults. Yet at a community-run care center near Swaziland's southeastern border, Roster Dlamini and two neighbors hold a fragile line against the collapse that threatens a nation battered by years of drought and the worst Aids epidemic in the world.