Management of these services, which are now operated by G4S and Serco, will transition to Capita by the end of the current financial year.
Under these arrangements, Capita will be using the systems and equipment of G4S and Serco, but the two companies will no longer have a direct role in delivering the service on the ground.
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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."