McChrystal says the force must focus on winning the confidence of the people.

VOA: standard.2009.10.01

The NATO meeting will also focus on another key issue sending trainers to Afghanistan to increase the numbers and capacity of the Afghan military and police force.

VOA: standard.2009.12.03

In addition to an overly narrow focus (a force from within), forces from the outside world may have also contributed to leading the team off track.

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Her focus included emphasizing Air Force core values, its mission in space, and funding for F-22 fighters.

CNN: Air Force Secretary Widnall Stepping Down

They can also give persuasive force and focus to the arguments of jurors as they discuss and debate the issue of Simpson's guilt or innocence.

CNN: Simpson trial nears final phase, climax