original_query: What is the role of the United States Border Patrol?
query: What is the role of the United States Border Patrol?
answer: The United States Border Patrol (USBP) is a federal law enforcement agency that secures the borders of the United States, primarily by detecting and preventing the illegal entry of individuals and contraband.  Their mission includes facilitating legal immigration and goods while deterring, detecting and apprehending those involved in illegal activities.