A 6-year-old boy received a much-deserved standing ovation as he returned to school after his last chemotherapy treatment.

John Oliver Zippay has been in a three-year battle with leukemia. His mother Megan has documented his cancer fight in this YouTube video.

Staff and students lined the hall of St. Helen's Catholic School in Ohio as John made his triumphant return the other day and greeted him with thunderous applause.

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