"令人心碎——美国人回忆9/11当天他们在做什么"

"令人心碎——美国人回忆9/11当天他们在做什么"

'It was heartbreaking'- Americans remember what they were doing on 9/11

The BBC asks people in Washington what they were doing on that day and how 11 September 2001 changed the country.

What happened on Flight 93?

The Wall of Names memorial honouring the 40 passengers and crew on Flight 93 United Flight 93 was the only plane that di…

9/11事件25周年：历史教训仍在被学习的宏观市场影响分析

How the lessons of 9/11 are still being learnt

Frank GardnerSecurity correspondent The first duty of a government, countless leaders over the decades have said, is to…