When it comes to police using force, what is acceptable and when? And are police too aggressive? Cops say they're trying to survive, but reformers say aggressive cop culture is making things worse.
Sheik Abdullah bin Bayyah is considered one of the most influential Muslims in the world. As a respected scholar, he has issued edicts to explain why groups such as the Islamic State have it wrong.
Major food companies have cut trillions of calories, and studies show Americans are consuming fewer calories because of it. But some advocates think companies should do more to improve our diets.
Part of each hospital's income now hinges on keeping patients with chronic conditions healthier outside the hospital. One medical center has hired nurses and social workers to act as health coaches.