I imagine the general assumption is that you don't realize that you've been ID'ed. That they traveled before and nothing happened so traveling again isn't a big deal because all the "tricks" they used to cover their tracks worked.
Friend of mine has a story from 50 years ago. Guy he knew was dealing coke. Got spooked and stopped selling. Three years later he thought it'd all blown over. Set up a another deal and got popped.
Another friend that worked IT at a slaughter house said one of the bikers that worked their said, the feds aren't good at figuring you out. But when they do they never stop watching you.
Friend of mine has a story from 50 years ago. Guy he knew was dealing coke. Got spooked and stopped selling. Three years later he thought it'd all blown over. Set up a another deal and got popped.
Another friend that worked IT at a slaughter house said one of the bikers that worked their said, the feds aren't good at figuring you out. But when they do they never stop watching you.