Struggles for power plant raise concerns about clean coal

Aired: 7/6/2016 | 0:07:02 | Clip
Clean coal technology is key to the Obama administration’s plans for combating climate change. But a high-profile power plant, once a poster child for clean coal’s promise, has run billions over budget in construction costs, faces federal investigations and allegations of fraud. William Brangham talks with Ian Urbina, who investigated the story for The New York Times.