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Can mass shootings really catch on like a disease?

Name: Thresholds: Can mass shootings really catch on like a disease?
Uploaded: 2018-06-08T18:32:19.000Z
Duration: 3 min 37 s
Description: Mass shootings in America are getting deadlier and happening more frequently all the time. And if it feels like they've taken hold like a virus, it might be because they actually have.

Mass shootings in America are getting deadlier and happening more frequently all the time. And if it feels like they've taken hold like a virus, it might be because they actually have.