Federal health officials say the U.S. has the building blocks to make a vaccine to protect humans from bird flu, if needed. But experts warn we're nowhere near prepared for another pandemic.

The federal government has invested hundreds of millions of dollars to boost American production of medical gloves, but some companies say it's not enough when imported gloves have gotten cheaper.

In his new book, former FDA Commissioner Scott Gottlieb lays out what it will take for the U.S. to be ready to face future health crises.