In Yuma, Ariz., border patrol agents tout the success of a high
triple-and double-layered wall. But such a fence is unlikely to stretch the
To his right stands a steel wall, 20 feet high and reinforced by cement-filled steel piping. To his left another tall fence of steel mesh. Ten yards beyond, a shorter cyclone fence is topped with jagged concertina wire. Visible to the north, through the gauze of fencing are the homes and businesses of this growing Southwest suburbia of 22,000 people.
"This wall works," says Mr. Bernacke. "A lot of people have the misconception that it is a waste of time and money, but the numbers of apprehensions show that it works."
The law instructed the Department of Homeland Security (DHS) to secure about one-third of the 1,950-mile border between US and Mexico with 700 miles of double-layered fencing – and additionally through cameras, motion sensors, and other types of barriers – by the end of the year to stem illegal immigration.
Bankrolled by a separate $1.2 billion homeland security bill, the Secure Fence Act would, President Bush said in 2006, "make our borders more secure." By most recent estimates, nearly half a million unauthorized immigrants cross the border each year.
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