In "Al Qaeda in Yemen," award-winning reporter Ghaith Abdul-Ahad travels deep into Yemen's radical heartland to investigate how Al Qaeda and affiliated militants have seized control of parts of southern Yemen — and are winning some popular support.

The independent contractors who are building and servicing America's cellular infrastructure are 10 times more likely than an average construction worker to die on the job. In "Cell Tower Deaths" FRONTLINE and ProPublica investigate the hidden cost that comes with the demand for better and faster cell phone service.

In "Cell Tower Deaths," FRONTLINE and ProPublica explores the hazardous work of independent contractors who are building and servicing America’s expanding cellular infrastructure. Then, in "Six Billion Dollar Bet," FRONTLINE investigates MF Global's massive bet on European debt that went sour, leaving more than a billion dollars of customer funds missing.

To satisfy the ever-increasing demand for cell phone service, tower climbers install and service cell antennas, a job that requires them to ascend hundreds of feet. Across the country, some of these workers have fallen to their deaths from cell phone towers. FRONTLINE and ProPublica investigate this hidden and deadly cost of the smartphone revolution.

In the summer of 2011, regulators in Washington were considering a ban on a financial strategy known as "internal repo." The ban nearly cleared, until they were convinced otherwise by Jon Corzine.

When a cell tower climber dies on the job, who is ultimately held responsible?

With headlines about a terrorist plot to bomb a U.S.-bound airliner, award-winning reporter Ghaith Abdul-Ahad travels deep into Yemen's radical heartland. In this May 29 report, FRONTLINE looks at how members of Al Qaeda in the Arabian Peninsula (AQAP) and affiliated militants have seized control of areas in southern Yemen and are winning some popular support.

FRONTLINE investigates the ongoing meth problem in America; its devastating impact on individuals, families and communities; and the state-by-state battles to make pseudoephedrine a prescription drug. 5/15/2012

A year-long, ongoing collaboration among FRONTLINE, ProPublica and New Orleans Times-Picayune, investigates charges that NOPD officers inappropriately used lethal force against New Orleans citizens. 5/8/2012

It's like a lot of things, according to some of the economists, journalists, bankers and officials interviewed for "Money, Power and Wall Street," FRONTLINE's four-hour series on the global financial crisis. Here are some of their most creative explanations.

"Money, Power and Wall Street" continues next week, beginning with an inside look at how the Obama administration has handled the crisis. Then FRONTLINE takes the investigation into the present, probing into a Wall Street culture that remains focused on making risky trades, despite new rules and regulations.

Explore how an “epidemic of greed” spread from financial institutions in the U.S. to Europe — and back. 7/3/2012

Richard Fisher, president of the Federal Reserve Board of Dallas, says the financial reform bill is too complicated and leaves the system at risk.

Our regulators are not up to the task of understanding the complexity of these institutions, warns Richard Fisher, president of the Federal Reserve Board of Dallas.

In the special four-hour investigation, "Money, Power and Wall Street," airing April 24 and May 1, FRONTLINE tells the inside story of the struggles to rescue and repair a shattered economy, exploring key decisions, missed opportunities, and the unprecedented and uneasy partnership between government leaders and titans of finance that affects the fortunes of millions of people around the world.

Now is the time to break up the big banks, while the economy is strengthening and there's liquidity in the system, says Richard Fisher, president of the Federal Reserve Board of Dallas.

Jose Baez, Casey Anthony's defense attorney, on the "smell of death" evidence presented by the prosecution at the sensational murder trial.

Casey Anthony prosecutor Jeff Ashton on reflections on the not guilty verdict at the end of the murder trial, and why a lack of cause of death may have ultimately made up the jury's mind.

Jose Baez, Casey Anthony's defense attorney, on the "phantom heart-shaped sticker" evidence presented by the prosecution at the sensational murder trial.

Jose Baez, Casey Anthony's defense attorney, reflects on the not guilty verdict at the end of the murder trial. "I didn't buy it," he says about the evidence. "And neither did the jury."