US Marines from the 24th Marine Expeditionary Unit try to take shelter from a sand storm at forward operating base Dwyer in the Helmand province of southern Afghanistan Wednesday, May 7, 2008.

• 美国从24海军陆战队远征部队海军陆战队试图采取的前沿作战基地德怀尔的住房，从沙尘暴在阿富汗南部星期三，2008年5月7日赫尔曼德省。