Norfolk native exchanges flight suit patches with sailor from French Navy. Lt. Bryan “Twilight” O’Loughlin, from Norfolk, Virginia, assigned to the “Blackjacks” of Helicopter Sea Combat Squadron (HSC) 21, attached to the Independence-variant littoral combat ship USS Charleston (LCS 18), exchanges flight suit patches with a sailor from the French Navy Floréal-class frigate FS Vendémiaire (F…