An overnight vigil is being held at the Thiepval War Memorial in northern France. Our correspondent Lucy Williamson is there.

在法国北部的蒂耶普瓦勒战争纪念碑，士兵举行守夜活动。请听本台记者露西·威廉森的报道。

In front of him beneath a dingy sky was Beaumont Hamel; to his left the tragic hill of Thiepval.

在他面前昏暗的天空下是博蒙特·哈梅尔。 在他的左边是悲惨的 Thiepval 山。