Daniel Robinson, a young geologist, has been missing for months, last seen driving into the desert. Now his family is learning how not all missing people are treated the same. Nightline co-anchor Byron Pitts reports. | Nightline

Daniel Robinson Missing Buckeye Arizona. A 24-year-old geologist, has been missing for over three months in Arizona. Buckeye Police Department continue to search for the young man who went missing in late June. GFM https://gofund.me/6e2d7a6f According to Robinson's family, he never went more than 6 hours without speaking to his family or without telling someone where he was going. Robinson was last seen on June 23 leaving his job in Buckeye, Arizona "Since his disappearance, the Buckeye Police D