Former Irish President Mary Robinson is another possibility.

VOA: standard.2009.10.29

Some economists warned of the possibility of another downturn if governments withdraw growth measures too quickly.

VOA: special.2010.07.02

"I think that the biggest strategic threat to the United States faces today is the possibility of another 9/11 with a nuclear weapon or a biological agent of some kind."

VOA: standard.2010.02.14