DPS issued a Silver Alert for Mary Holthaus who was reported missing by her family Thursday. Officials say the family last had contact with Holthaus on December 28-th. Her vehicle was captured on video leaving her neighborhood near the 5,900 West Bell Road. Holthaus suffers from a form of dementia. She may be driving a white 2001 Toyota Camry with Arizona license plate 931SLT. Holthaus is 80-years of age, 5-8, 110-pounds with brown hair and green eyes. Her photo is posted on our news page at myradioplace.com