Sure, but I'm saying just because someone wants to go home doesn't mean they're willing to murder for it. Now that would be desperation.

[He looks back out at the fog. It's dense and impossible to see through no matter how much squinting he does, but it's hard not to anticipate that something will appear if he just looks hard enough.]

Could tie a rope to someone and send 'em out. They'd tug on it if things went south and we'd pull 'em back. That'd be the simple approach.