Interview with epidemiologist Dr. Stephanie Silvera

Interview with Dr. Emily Barrett, co-lead author of Rutgers University study that tracked 800 participants since the start of the pandemic

The more antibiotics are used to treat infections, the more bacteria evolve and learn to respond to -- or resist -- drugs.

The organism, little known as recently as two years ago, poses a risk to those with compromised immune systems or other existing illnesses, health officials ...