The trained dog can identify the luggage that contained illegal items.
I forgot on which of our trips the dog identified our backpacks had fruits and of course we were search and there was none found - but we did carry apples in the backpacks a couple days before and the smell was still there.
I forgot on which of our trips the dog identified our backpacks had fruits and of course we were search and there was none found - but we did carry apples in the backpacks a couple days before and the smell was still there.