In nineteen eighty-two, American researchers James Wilson and George Kelling wrote a report describing what they called the broken windows theory.

VOA: special.2009.03.03

It worked. He was able to repair the broken door so it shut tightly.

VOA: special.2009.06.24

Under her feet were the broken chains of tyranny.

VOA: special.2010.05.06

But the broken windows theory was also disputed.

VOA: special.2009.03.03

On ABC News, BP managing director Bob Dudley said underwater robots will move in to saw off the top of the broken pipe.

VOA: standard.2010.05.31

The president said Friday work continues on relief wells, which would plug the broken well permanently.

VOA: standard.2010.07.16

Brian Jungen was influenced to make the work after seeing old broken chairs that had been thrown away in the street.

VOA: special.2009.11.13

But it was not until eighteen fifteen and the Second Barbary War that the power of the Barbary pirates was broken.

VOA: special.2009.05.27

"When those products are at the end of their useful life, how are they going to be broken down?

VOA: special.2010.01.08

When a bone is broken in more than two places or gets crushed, the name for it is a comminuted fracture.

VOA: special.2009.02.04

But if the person who won your heart does not love you, then you are sure to have a broken heart.

VOA: special.2010.07.18

Her team used a computer program she developed to identify the risk of broken hipbones in people with the bone disease osteoporosis.

VOA: special.2009.03.10

The company is said to have never broken its contract with the government in its two and a half years of operation.

VOA: special.2010.04.26

"Today we can say with confidence and conviction that we have broken the trajectory of the AIDS pandemic."

VOA: special.2010.12.01