They want you to be on the lookout for 84-year-old Dale Robinson.
Robinson has Alzheimer's and is without his medication.
His family thinks he may be heading to St. Joseph.
Robinson went missing from Moville, Iowa on Saturday.
Police say he was spotted at a museum in Council Bluffs on Sunday but he hasn't been seen since..
Police think he may be making his way to St. Joe because he has fond memories of the area when he use to work at a large bean plant in his early years.
Robinson was last seen wearing a maroon plaid shirt.
He's believed to be driving a dark brown Ford F-150 with Iowa license plates 870-ZCF.
If you see him, call police.