> As the proclamation says, the District of Columbia's local laws are technically federal laws. So it wipes out the convictions of a good number of people in one of our major cities.

According to the report that preceded this action, more than 75% of all federal possession convictions were prosecuted in Arizona. Apparently it was just a rogue jurisdiction.

There are a number of totally bonkers details scattered around this report. https://www.ussc.gov/research/research-reports/weighing-impa...