FRONTLINE investigates American-born terrorist David Coleman Headley, who helped plan the deadly 2008 siege on Mumbai.
No one who has seen this documentary can ever forget it . One critic said it has the power "to shake the soul."
The vivid, inside story of how the Ebola outbreak began, and why it wasn't stopped before it was too late.
FRONTLINE investigates the spread of dangerous pathogens in our poultry, and why the food-safety system isn't stopping the threat.