Six Romanians, five Moldovans and one from the Czech Republic scaled the perimeter fence and fled at about 2100 BST.

BBC: Security boost at asylum centre

But its decision to build a five-kilometre (three-mile) chain-link fence sealing off the centre of the old city of Quebec created an unfortunate symbol of exclusion.

ECONOMIST: A cautious yes to pan-American trade

Guier Fence, founded in 1979, is made up of five company-owned units and five franchises, all in the Midwest.

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Mr. McCaul says the bungled project called SBInet, which included the virtual fence plan, set back the cause of border security five years.

WSJ: Border-Security Drone Program Off to Rough Start

Along a two-mile stretch of the border just outside El Paso, five Border Patrol vehicles wait, ready to give chase should anyone manage to get past the fence.

ECONOMIST: The Republicans are fretting about a disappearing problem