Chad was last seen on July 4, leaving his Tonopah residence to visit his son, Dalton Holvig, in Goodyear.

Source: http://davidsonian.com/2023/08/11/arizona-man-missing-son-found-injured-by-gunshots-at-home-unidentified-bodies-discovered-onsite/

NI43-101 Technical Report, Preliminary Economic Assessment of the Tonopah Project (amended April 12, 2022) authored by Gustavson Associates including Donald E. Hulse, P.E., SME-RM; Christopher Emanuel, SME-RM; Deepak Malhotra, Ph.

Source: https://theclarion.ca/media-release/viva-gold-announces-initial-assay-results-from-2023-rc-drill-program-tonopah-gold-project-nevada/