Article continues below advertisementMelania Trump raised eyebrows when she stepped off Air Force One at Joint Base Andrews sporting dark sunglasses - despite it being pitch black and nighttime.The first lady wore the shades along with a long coat, leather gloves and long boots, as she and husband Donald Trump returned to Washington, D.C., from a Valentine's Day weekend at Mar-a-Lago."She zipped down the stairs with her husband trailing behind her, then made a beeline for the presidential helicopter with him lagging in tow," reported The Daily Beast.