https://apnews.com/f56aedfde481467283dedb18a1c401fa

For a few hundred dollars, tools and some elbow grease, you can make your own rifle or handgun. It’s all perfectly legal — and it can be done without leaving anything behind for the government to trace.

These “ghost guns” have long been popular among hobbyists or gun enthusiasts. But gun control advocates say they are increasingly popping up in crimes, used by people who are prohibited from buying a firearm and are trying to circumvent a background check.