If a spent casing falls into that little ventilation hole, will it blow up?
So, CNN posted a helpful video "explainer" for those that don't know bupkus about AR-15s. Apparently, a "chainsaw bayonet" is a thing:
View attachment 60626
And no, it's not a hoax (unless CNN's Twitter account was hacked, which I suppose is possible). Take a look for yourself: https://twitter.com/USATODAY/status/928343873000054784
If you need a laugh or two, take a look at the tweets under the https://twitter.com/hashtag/ChainsawBayonet?src=hashhttps://twitter.com/hashtag/ChainsawBayonet?src=hash and #PossibleModification hashtags. Internet comedy gold!