India, June 24 -- Former NCT member Mark Lee has found himself at the center of controversy after photos of him wearing a T-shirt featuring the Confederate flag surfaced online.

Former NCT member Mark's new label has apologized after posting photos of the singer wearing a T-shirt emblazoned with the Confederate flag.

On June 23, Mark came under fire when his newly established label Upper Room posted photos of him wearing the T-shirt.

Photos of Mark wearing the T-shirt prominently displaying the Confederate flag spread online, fueling the controversy.

This comes after Mark left both NCT and SM Entertainment in April and announced he was establishing his own label, Upper Room, earlier this month, according to Soompi.

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