An aging population threatens to make dementia an epidemic. But do we even know what we're dealing with? The Virtual Dementia Tour is now available in Southern Nevada and it demonstrates to families, caregivers and emergency workers what dementia is and shows how it can be treated better. We talk with the designer of the Virtual Dementia Tour, P.K. Beville, as well as experts from the Cleveland Clinic Lou Ruvo Center for Brain Health about dementia and how to treat it.