Mourners gather for funeral of US teenager Michael Brown

Hundreds of people are gathering for the funeral of Michael Brown, the unarmed American teenager who was shot dead by police on 9th August.

Speaking ahead of the ceremony, the teen's father called for calm, saying: "We need a moment of silence on our son. We need peace on his going-away."

Three White House officials will attend the service.

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Video taken moments after Missouri teen shooting

New video has emerged of the moments after teenager Michael Brown was shot by a police officer in Ferguson, Missouri.

The exclusive footage secured by American network CNN was taken by Piaget Crenshaw.

She told the network that she wanted to "be careful" before releasing the video and had consulted an attorney before doing so.

She said: "From it all initially happening I knew this was not right.... It was something that clicked in me, like somebody else needs to see this. This isn't right. I've got to record."

She added that the officer who carried out the shooting was on the right.

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