He knows how to ride a chairlift.

It's not a hobby. It's a job.

I work them almost every day, even if it's only five minutes. They want to hunt/work. They need activity every day. If they don't get exercise, they open cupboard doors and get things out or get into the trash.

His expertise is water research, indicating human odor from under the water. He can give divers a narrower search area.

If there's that much discrepancy, he should track it down.

Even up until yesterday (Tuesday), the conversations had been ongoing. There was no indication that we were at this point.