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(KSDK) – One victim of the Pennsylvania school stabbing has taken to social media to show the world he's OK.

Nate Scimio posted a selfie on Instagram Wednesday morning, with the simple message, "Chillin at Children's" posted.

According to USA Today, a student stabbed at least 19 students earlier in the day at Franklin Regional Senior High School in Murrysville, Pa. Eight people have been hospitalized with serious injuries.

According to NBC News, Scimio is being touted as a hero of the tragedy after pulling the fire alarm and telling others to get out.

RELATED: At least 20 stabbed at Pennsylvania high school

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