Metropolitan Police are searching for a 60-year-old man whom they have classified as critical.
Larry White is described as African-American, 6-foot, 130-135 pounds, with medium complexion, brown eyes, short grey hair and a mustache.
He was last seen on the afternoon of Aug. 4 in the 3800 block of 8th Street NW.
White was wearing a blue jacket, blue pants and a white shirt.
Anyone with information is asked to call police at (202) 727-9099.