Nothing that happened at the mint.
It's showing a massive amount of Post Mint Damage or PMD. Damage like this is sometimes called a Parking Lot Coin. It may have spent a while in front of the Walmart being run over by hundreds of cars with each one adding a little more damage.
ANA ID: 3203813 - CONECA ID: N-5637 Clean a coin that may be worth collecting? Please DON'T! When in doubt, leave it dirty!!



























