Rapper Juice Wrld dead at 21

Juice Wrld, the talented young rapper and singer whose career was just taking off, is dead after suffering a seizure in Chicago's Midway airport ... TMZ has learned.

Juice's flight from California landed early Sunday morning and, after deplaning ... witnesses tell us he suffered the seizure while walking through the airport. Law enforcement sources say he was bleeding from the mouth when paramedics got on scene.

We're told Juice -- real name Jarad Anthony Higgins -- was still conscious when he was rushed to a hospital. However, he was pronounced dead a short time later at the hospital. The cause of death is unclear at this time.

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