People still have not received Christmas packages yet and now people didn't receive their social security checks because of the US Post Office. Why?

Maybe the post Office should be privatized and Trump's administration is suggesting. These people cannot live without their social security checks and rely on the United States Postal Service every month for their food, rent and medicines.
People still have not received Christmas packages yet and now people didn't receive their social security checks because of the US Post Office. Why?
Post Opinion