Biden is getting blamed for this but it happened for two reasons. Supply chain issues due to Covid that have been in play since Trump was in office. We’re still dealing with that. Deregulation from the FDA. Does that sound like something a Democrat or a Republican would do? When you don’t regulate industries, they WILL cut corners to make more shareholder profit. Every. Time. It’s just a matter of time and circumstance before something goes wrong and the public or workers is injured or killed. In this case, they stopped cleaning the machines and ended up contaminating the product. Bacterial, I think it was. Two infants (at least) died. Investigations tracked it back to that formula factory.
When you don’t regulate money and production you will end up with problems every time because somebody’s always going to try to cheat for a competitive edge.