(Gresham, OR)  --  Police continue to search for a Gresham woman who's been missing since March 24th.  Authorities say that's when 74-year-old Diane Holcom was last seen at her home, and family members fear she's become lost and is having a difficult time finding her way back home.  Holcom is described as white, five-feet-ten, weighing 130 pounds, with blonde hair.  Anyone knowing Diane Holcom's whereabouts is asked to call 503-823-3333.