construction on a wall along the green line representing the israeli-palestinian border. the wall now stretches 450 miles. when completed, it will span 700 miles. 85% of it in palestinian territory. on one hand, there's no doubt that the number of suicide bombings fell drastically. on the other, there's this. you cross from jerusalem into the west bank. also called judea, sumaria, also called palestine. since 1967, half a million settlers have moved here, all in contravention of international law. many in contravention of israeli law. though it seems to make little difference. they're here and in ever-larger