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Thursday, November 12, 2026Nov 12

Watchdog: No way to measure US-Mexico border wall success

A U.S. Border Patrol agent guards a fence gate along the U.S.-Mexico border, Thursday, Feb. 16, 2017, in Brownsville, Texas. The United States does not have a way to measure how well fencing works to deter illegal crossings from Mexico, according to a report released Thursday, Feb. 16, 2017, by Congress’ main watchdog as President Donald Trump renewed his pledge to build “a great wall” on the border. (Jason Hoekema/The Brownsville Herald via AP)
A U.S. Border Patrol agent guards a fence gate along the U.S.-Mexico border, Thursday, Feb. 16, 2017, in Brownsville, Texas. The United States does not have a way to measure how well fencing works to deter illegal crossings from Mexico, according to a report released Thursday, Feb. 16, 2017, by Congress’ main watchdog as President Donald Trump renewed his pledge to build “a great wall” on the border. (Jason Hoekema/The Brownsville Herald via AP) A U.S. Border Patrol agent guards a fence gate along the U.S.-Mexico border, Thursday, Feb. 16, 2017, in Brownsville, Texas. The United States does not have a way to measure how well fencing works to deter illegal crossings from Mexico, according to a report released Thursday, Feb. 16, 2017, by Congress’ main watchdog as President Donald Trump renewed his pledge to build “a great wall” on the border. (Jason Hoekema/The Brownsville Herald via AP)

SAN DIEGO (AP) – The United States does not have a way to measure how well fencing works to deter illegal crossings from Mexico, according to a report released Thursday by Congress’ main watchdog as President Donald Trump renewed his pledge to build “a great wall” on the border.

The Government Accountability Office said the government spent $2.3 billion from 2007 to 2015 to extend fences to 654 miles of the nearly 2,000-mile border and more to repair them.

Despite those investments, the Customs and Border Protection agency “cannot measure the contribution of fencing to border security operations along the southwest border because it has not developed metrics for this assessment,” the agency said in a 75-page review.

Efforts to better measure success were aborted in 2013 because of a budget showdown between President Barack Obama and Congress, according to the report, which recommends developing new measures to justify more spending.

Trump, speaking at a news conference Thursday, reiterated plans for a wall with Mexico – one of his signature campaign pledges – and promised to negotiate a lower price.