It couldn't possibly be a coincidence that he just banned import of Russian-manufactured ammunition.
CBW ACT SANCTIONS Description of Sanctions: Pursuant to the Chemical and Biological Weapons Control and Warfare Elimination Act of 1991 (the CBW Act), the United States will impose a second round of sanctions on the Russian Federation over its use of a “Novichok” nerve agent in the August 2020...
www.state.gov
For those of you who don't have fun, this is massive backdoor gun control in the current market. Russian-manufactured ammunition is basically the floor of the market and usually the cheapest available in every store, in every common caliber. I've heard a lot of percentages pulled out out of asses lately, but I'd be willing to bet that Russian ammo is at least 1/5 of the overall market. Without Russian imports prices will double by the end of the week and may not come back down for years, if at all.