Jackson's doctor became the subject of a police investigation after admitting he gave Jackson a powerful drug to help him sleep.

VOA: special.2010.01.02

The muscular man is working hard to control a powerful drill that is cutting through the rock that surrounds him.

VOA: special.2009.03.23

He also calls it the most powerful tool available in the race to meet the Millennium Development Goals by twenty fifteen.

VOA: special.2010.10.25

But the pictures did. What the camera showed was so powerful that the city's health officials started to do something.

VOA: special.2010.08.01

"But she never expected you to do things the right way. And that is a very powerful thing."

VOA: special.2010.12.10

I wanted to make a powerful lens that would let me see even the smallest parts of life.

VOA: special.2009.07.25

The summit was moved from an island to the area in central Italy where a powerful earthquake struck just three months ago.

VOA: special.2009.07.11

That is why it is hard to tell a powerful storm, Hurricane Andrew, caused severe damage to the area in nineteen ninety-two.

VOA: special.2009.06.30

However,scientists say a slow earthquake could be helping to release pressure, and possibly preventing more powerful quakes.

VOA: special.2009.07.07

"I want to continue putting poetry out there. I think it's a very powerful form of expression.

VOA: special.2010.04.05

Aylmer said. "I have already given you chemicals powerful enough to change your entire physical system.

VOA: special.2009.09.26

He said her voice was so powerful that it seemed to come from under the earth.

VOA: special.2009.01.25

He said if these efforts were not stopped, the North some day would be powerful enough to change the Constitution and end slavery everywhere.

VOA: special.2009.03.26

He owned the New York Yankees. His desire to win at all costs produced not only the most powerful team in Major League Baseball.

VOA: special.2010.07.26