Updated at 23:10 KST to include additional expert comments

New footage of Kim Jong Un conducting his first inspection visit after weeks of speculation over his health suggests he may have undergone a medical procedure, analysis by NK News revealed Saturday.

The North Korean leader was seen on Korean Central Television (KCTV) riding in an electric cart around the Sunchon Phosphatic Fertilizer Factory on Friday, a location he had visited in January without the need for any such vehicle.

Kim was also seen with a mark on his inner right wrist which was not present in his last appearance of