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So far, about 309 miles of the border fence between the United States and Mexico is in place.

That leaves about 360 miles to go.

Sounds like pretty good progress. But there is a problem.

Various federal, state and local laws and regulations are holding up construction on more than 260 miles of the fence. There are also disputes in court and in private with landowners over access to areas along the border where the fence will be built.

Most of the laws and regulations involve environmental and wildlife concerns. Under normal circumstances a projec...