articleThe Brief Authorities are looking for a missing 86-year-old woman, Diane Grohskopf. A Silver Alert has been issued for a missing 86-year-old woman from Fond du Lac, Diane Grohskopf. According to the Fond du Lac Police Department, Diane Grohskopf was last seen leaving her home on Ducharme Ct in the City of Fond du Lac at about 11 a.m. on Thursday, Jan. 29 and did not return home. DescriptionWhat we know:Diane Grohskopf is an 86-year-old woman, white, with a height of 5' 6" inches and a weight of 169 lbs. FREE DOWNLOAD: Get breaking news alerts in the FOX LOCAL Mobile app for iOS or AndroidPolice tipsWhat you can do:Anyone with any information on Diane's whereabouts should call the Fond du Lac Police Department 920-322-3700.