HOUSTON, Tx. (CBS) — Eyewitness News has a sad update to tell you about Monday morning. A 9-year-old boy who was trampled at the Astroworld Festival in Houston, Texas has died from his injuries.

Ezra Blount had been in a coma.

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He is the youngest of 10 people killed at the festival 10 days ago when the crowd surged towards the stage while Travis Scott was performing.

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More than 300 people were treated for injuries and 13 were hospitalized.

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Police continue to investigate what led up to the tragedy.