9/11 service held in New York - BBC News
A memorial event is being held in the city to mark the 18th anniversary of the attacks. This live stream has now ended.
A memorial ceremony is being held in New York to mark the 18th anniversary of the 9/11 attacks.

The names of the city's victims are being read out, while events are also being held at the Pentagon and in Pennsylvania, where other hijacked planes came down.

This live stream has now ended.