In a 2012 joint investigation by FRONTLINE and the Center for Public Integrity, correspondent Miles O’Brien uncovers the shocking consequences of a broken dental care system. Poor children, entitled by law to dental care, often cannot find a dentist willing to see them. Others kids receive excessive care billed to Medicaid, or major surgery for preventable tooth infections. For adults with dental disease, the situation can be just as dire and bankrupting. While millions of Americans use emergency rooms for dental care, corporate dental chains are filling the gaps in care, and in some cases have allegedly overcharged patients or loaded them with high priced credit card debt.

More than one million immigrants have been deported since President Obama took office. Frontline investigates Obama's enforcement strategies and journeys into the secretive world of immigrant detention, with a penetrating look at who is being detained and what is happening to these detainees.

In Afghanistan many hundreds of boys, often as young as ten, are being lured off the streets on the promise of a new life.

Frontline investigates the Haditha incident in which a group of Marines are accused of murdering 24 men, women and children in Iraq.

Frontline investigates the Haditha incident in which a group of Marines are accused of murdering 24 men, women and children in Iraq.

Frontline investigates the complex and often agonizing end-of-life choices that are made by physicians and families.

Explore the shadow world of assisted suicide, where the lines between legality and criminality are blurred.