The U.S. Strategic National Stockpile was started in 1999 to prepare for certain threats to national security. It includes about $8 billion worth of vaccines, medicine, protective gear, ventilators and other kinds of medical equipment.

The U.S. Strategic National Stockpile was started in 1999 to prepare for certain threats to national security. It includes about $8 billion worth of vaccines, medicine, protective gear, ventilators and other kinds of medical equipment.