Lot more details.

https://www.nrtoday.com/news/public_safe...4d2ba6a891.html

"Stacy Burleigh was under the impression that she had to wait 48 hours to report her husband as missing, so she waited two days to make the call. She later learned she only had to wait to 24 hours."

Doh.

Seems he always carried a plastic magnifying lens, (presumably a fresnel) which he started a fire with.