![7 states have raised the purchase age for semi-automatic rifles. Advocates want Congress to force the other 43. 7 states have raised the purchase age for semi-automatic rifles. Advocates want Congress to force the other 43.](https://media-cldnry.s-nbcnews.com/image/upload/rockcms/2022-06/220607-one-time-use-nra-se-540p-017c83.jpg)
7 states have raised the purchase age for semi-automatic rifles. Advocates want Congress to force the other 43.
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A device that can turn a semi-automatic weapon into a machine gun in moments is wreaking havoc on American streets | CNN
![Why not do the right thing'? Renewed gun control push targets firearm dealers | US gun control | The Guardian Why not do the right thing'? Renewed gun control push targets firearm dealers | US gun control | The Guardian](https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2015/7/28/1438124260804/a789b079-6718-4097-a176-2fbe8afc47a3-2060x1236.jpeg?width=465&quality=85&dpr=1&s=none)