David texted his fiancé at 4:22 pm to say he was leaving work early to go see the doctor and would be home later. He was last seen in the 3400 block of M St NW at Dixie Liquor Store at 6:07 PM, on Tuesday, November 27, 2018.

The last time his cellular phone pinged was at 9:00 p.m., in that area of Georgetown, Washington, DC and the Arlington, Virginia area. He didn't have any friends in that area and didn't go there often. He has never been heard from again.