Former NCT member Mark Lee is under fire after recent photos of the K-pop singer show him wearing a Confederate flag shirt. His new label, Upper Room, addressed the controversy in a lengthy statement posted to its Instagram Story on Tuesday (June 23). “We would like to extend our sincere apologies for the concern, discomfort, and disappointment caused by the vintage T-shirt that appeared in a recently shared photograph,” read the statement, before explaining that the shirt had been selected for its vintage aesthetic rather than its symbolism. “The garment was selected solely as a vintage wardrobe item. However, upon recognizing the historical significance and sensitivity associated with the symbol displayed on the T-shirt, we took measures to ensure that it would not be visible in any official content,” the statement continued.…