He also invented the Skyhook, an air rescue system that involved an airplane and a large helium balloon.

VOA: special.2009.01.14

Transportation safety investigators held hearings this week into an accident that involved a major airline.

VOA: special.2009.06.13

That was a really lovely one. It involved a lot of food at that time."

VOA: special.2010.02.08

His research involved a major question astronomers could not answer: What are nebulae?

VOA: special.2009.04.29

Another issue during Hayes's administration involved a railroad in the western United States.

VOA: special.2010.03.11

It involved a survey answered by almost seven hundred surgeons in training.

VOA: special.2010.02.10

It involved a British passenger ship called the Lusitania.

VOA: special.2010.10.07

The request involved a legal point.

VOA: special.2010.06.24

The Iraq surge involved about 20,000 U.S.combat troops over a period of a year and a half.

VOA: standard.2009.11.04

Hearings on the legal issues involved are scheduled in front of a federal judge in February.

VOA: standard.2009.12.31

The expulsion involved a Russia-NATO spy scandal last year.

VOA: standard.2009.05.05

"What's very interesting about vitamin D is that it's involved all throughout the body, and it's involved on a local level, so you can have vitamin D active in the breasts, in the prostate,in the colon, and it's thought that the locally-acting vitamin D is helping to protect the body against these cancers, regulating how cells grow and how cells die."

VOA: standard.2010.05.28

He is involved in a skateboard company called Birdhouse and a company called Hawk Clothing that makes clothing for skateboarders.

VOA: special.2009.09.11

In a book about her life, Nina Simone wrote that everything that happened to her as a child involved music.

VOA: special.2009.10.04