The secretary general would not say when the transition might start, how long it will take, or when it might be possible to start reducing the NATO troop commitment.

VOA: standard.2009.10.23

These replacement joints can be made of combinations of metal alloys, plastic and ceramic, but new research shows that it might be possible to regenerate damaged joints using a patient's own stem cells.

VOA: standard.2010.08.11

But with conservative Democrats still voicing concerns, it is possible that the president might be forced to accept a delay until September.

VOA: standard.2009.07.21