Watch the opening scene from FRONTLINE's new documentary “Drug War in Ecuador,” which examines how a once-peaceful nation is now gripped by drug cartels, violence and a military crackdown. As the documentary begins, follow Father José Antonio Maeso, a well-known gang violence mediator in Ecuador, as he works in violence-scarred neighborhoods and also collects evidence of alleged abuses by the police and military. Tune in or stream the full documentary tonight on PBS stations, our website, YouTub

"Whoever looks upon the Americans as an irregular mob will find himself much mistaken." — General Hugh Percy British officers quickly learned they weren't facing an unorganized rabble. See what made the Continental forces formidable in The American Revolution, a film by Ken Burns, Sarah Botstein and David Schmidt. Premieres November 16. | PBS

When one of the criminals provides critical information, will justice be served? ...And the gold recovered? Join us Sunday for the exciting season finale of The Gold, only on MASTERPIECE | PBS! | PBS