Bradley Manning was pictured earlier arriving at Fort Meade in the US state of Maryland, where he will face a military judge.
His sentencing is expected in the next few minutes.
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On the day of the race, the fundraising website went down due to a rush of last-minute donors.
The device was found outside the gates of Holy Cross Boys' Primary School in Belfast.
The Liberal Democrat leader has been attacked after he refused to say that he does not believe gay sex is a sin.