This is a big change from earlier models where NASA led and controlled the development of space vehicles.

VOA: special.2010.04.28

A big change came four years ago, when Russia's new forestry law essentially privatized management of state forests.

VOA: standard.2010.08.10

"It's a big deal. How big a deal you have to measure piece by piece but clearly it is the first major change in our health care system since nineteen sixty-five so that's a long time coming."

VOA: special.2010.03.27