In pictures: Asia in shock

People across Asia were stunned as they learned of the terrorist attacks in America - and their horrific aftermath. The reverberations were felt as security was tightened at potential targets in Asia.

Many people watched events unfold live on evening television bulletins

The appetite for news was insatiable - Beijing's newspaper stands were cleared out by early morning

People read incredulous at the news and the awful images of destruction

The US military stepped up security at its bases to the highest level - Condition Delta

The authorities in many Asian countries lent their support to tightening security at US embassies

Ordinary people responded with heartfelt messages of condolence...

... others simply laid flowers to express their respect