A transit channel is seen closed during a strike at the Green Park tube station in London, June 10, 2009. [Zeng Yi/Xinhua]
![A transit channel is seen closed during a strike at the Green Park tube station in London, June 10, 2009. [Zeng Yi/Xinhua]](http://images.china.cn/attachement/jpg/site1007/20090611/000bcdb95f1d0b9a9d9d10.jpg "A transit channel is seen closed during a strike at the Green Park tube station in London, June 10, 2009. [Zeng Yi/Xinhua]")