Seven-year-old boy saves choking classmate after leaning the Heimlich maneuver from watching TV

David Diaz Jr., a second grader at Woodrow Wilson Elementary in Binghamton, New York, jumped into action after he noticed that one of his friends, named DeAndre, had stopped breathing.David Diaz Jr., a second grader at Woodrow Wilson Elementary in Binghamton, New York, jumped into action after he noticed that one of his friends, named DeAndre, had stopped breathing.Read MoreHealth News | Mail Online