Carole Moss joins HuffPost Live to discuss the death of her son, who caught MRSA while staying in a hospital.

According to a new study just out from the prestigious Journal of Patient Safety, four times as many people die from preventable medical errors than we thought, as many as 440,000 a year.

It's a sad day for health care in America now that Republican senators have refused to confirm Dr. Donald Berwick, who has been serving in a recess appointment as Administrator of the Centers for Medicare and Medicaid Services .