Jonathan Stanley, the head of the Independent Children's Homes Association, has said that it is sometimes beneficial to move troubled children to a care home further afield.
He told ITV News that figures on children who are transferred out of their local authority need to be understood better:
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"Africa is very important for the United States."
The incident happened at around 8pm local time on Thursday evening.
The Foreign Secretary said "good connections" were important, and suggested the Channel Tunnel might simply be "a first step."