Eric Whitacre's Virtual Choir 2.0 singing "Sleep" is on YouTube.

VOA: special.2011.05.09

In June,2009 under virtual house arrest. revolution, the street. Iranians went to the polls to vote on their next president.

VOA: standard.2010.06.11

Clinton says Washington is opening new business development centers and is working on a virtual entrepreneur network to link small-scale enterprises on line.

VOA: standard.2009.11.03

Entire sections of Washington have been on virtual lock-down in advance of the summit.

VOA: standard.2010.04.11