products across. the national guard will take over surveillance positions which allows us to put more agents in the field on the border which then allows us to go after the bottom line. bill: that s brandon judd heads a union of border patrol agents of 18,000 strong. president trump taking tough measures to crack down on illegal immigration. national guard troops arriving at the southern border. a new 30-foot fence is under construction in new mexico and where william la jeunesse reports from today. when people talk about 700 miles of fence along the border they don t often tell you that almost half of that is this, a vehicle barrier designed to stop cars coming in from mexico, not people. the administration is replacing this with 20 miles of fence or wall not unlike this to stop illegal traffic what has become one of the busiest traffic crossings in new mexico. 18 feet high. concrete filled inside it. rebar running up it.