Pittsburgh was closer to cities on the Atlantic coast with large black populations, cities such as New York, Washington,D.C.and Baltimore.

VOA: special.2010.03.28

It can also interact with other medications, especially certain types of cardiovascular medications such as ACE inhibitors,receptor blockers and potassium-sparing diuretics."

VOA: special.2011.03.30

The researchers say they did not find any such relationship with the use of other media such as movies,video games or radio.

VOA: special.2009.02.11

Clouds with extremely cool water are mixed with man-made ice crystals, such as silver iodide and metaldehyde crystals.

VOA: special.2011.01.11

The researchers say they did not find any such link with the use of other media such as movies, radio or video games.

VOA: special.2009.03.10

Marcelo D2 has performed with famous American hip-hop artists such as will-i-am from the Black Eyed Peas.

VOA: special.2009.11.25

These structures combine elements of nature such as earth and water with written language to express meaning.

VOA: special.2009.05.06

They were conservative men. They represented workers with certain skills, such as wood workers or metal workers.

VOA: special.2011.03.31

"Now,with the advent of cellular technology, most of the people we do reach, such as the Maasai pastoralists, they all have cell phones.

VOA: special.2009.11.03

But until then, federal law bars the Census Bureau from sharing individual records with any other agency -- such as immigration or anti-terrorism officials.

VOA: special.2010.03.20

The more contact the boys had with tobacco smoke the more likely they were to have recognizable behavior problems, such as extreme excitability and aggression.

VOA: special.2009.01.13

Chagall painted colorful works filled with imaginative details such as floating people and dancing animals.

VOA: special.2010.03.24

But some critics say the plan does not do enough to deal with parts of the crisis, such as rewriting loans that were sold as securities.

VOA: special.2009.02.20

During saponification, an alkali base such as sodium hydroxide reacts with a fat.

VOA: special.2011.03.09

It said: "I now request to meet with you at such time and place as you may name to discuss the terms of the surrender of this army."

VOA: special.2009.12.17

She also sang with musicians such as David Byrne and Patti Labelle.

VOA: special.2011.05.08

Other chiefs asked for help with social issues such as improving education.

VOA: special.2009.11.13