Even if that could be done, there was the question of what to do with the freed slaves.

VOA: special.2009.04.16

"I don't think at this point there is evidence that that can be done in a consistent way because people do tend to regain weight."

VOA: standard.2010.07.16

But for now,he said, there is work to be done. "Every American affected by this spill should know this: Your government will do whatever it takes for as long as it takes to stop this crisis."

VOA: standard.2010.05.02

"So it's very much an area where there is potential for this to be very helpful, but still there is still a lot of work to be done to figure how to best do that."

VOA: standard.2010.07.16