Colleen Long

Associated Press

A McAllen K-9 police officer walks past rebar that will make up the border wall before DHS Acting Homeland Secretary Chad Wolf tours and speaks to the local media at the border wall under construction on Thursday, Nov. 21, 2019, south of Donna, Texas.

Watchdog Audits $400M Wall Contract

The audit is being performed, in part, over concerns the proposals did not meet operational requirements and prototypes came in late and over budget.