Time to screen enlist community volunteers for a consise closed ropeline through the entire rural area.
3x3 mile stretches, with the next rope line waiting at the 3 mile mark.
Before this case goes completely cold.
Here is the area. Catalina Foothills
https://www.irishstar.com/culture/entertainment/gallery/nancy-guthrie-home-aerial-images-36688589
Can’t see this covered with what’s been on the ground up until now.
Ropeline. 3 mile intervals, water stations per mile. Volunteers, hiker clubs, whatever. Boots on the ground. Bring it.