Some dogs were born to be more than just man's best friend. The dogs of US Customs and Border Patrol work day and night to stop the flow of illegal contraband across the border.
The dogs of US Customs and Border Patrol work the border day and night to stop the flow of illegal contraband. Expert canines sniff out drugs in trucks, trains and semis, keeping dangerous substances off the streets.
Never miss a Nat Geo moment
Join our curious community and you'll have access to some great features!
Personalised content reflecting your interests on the site
Watch exclusive videos before anyone else
Favourite content that you like or want to check out later
Free SMS and Email reminders so you never miss a show
Get notified when content that interests you is published
Share your photos on Snap! that could appear on TV
Share your thoughts and opinions on various matters
Receive a monthly newsletter with loads of great content