The United States’ southern border with Mexico is 1,933 miles long, stretching from the Pacific Ocean to the tip of South Texas. Some 700 of those miles have fencing in place. That’s not ...

Sunland Park, New Mexico — On a recent afternoon, CBS News accompanied U.S. Border Patrol agent Claudio Herrera along this rugged stretch of the U.S. southern border. Herrera said the area ...