How did 16-year-old Kyle Plush asphyxiate in his own vehicle?The Cincinnati boy became trapped and died in a 2004 Honda Odyssey on April 10. He used his phone's voice feature to call 911 twice, but police couldn't find him. The Hamilton County coroner said he died from asphyxiation due to “chest compression.”Plush's death has raised many questions about how he could have become pinned in the vehicle and unable to escape. In the video above, see a visual explanation of what happened to Plush in his vehicle