Bill is a first-rate editor with an enormous capacity for taking on increased responsibility.

FORBES: Fact and Comment

And we must strengthen the capacity of Afghanistan's security forces and government so that they can take lead responsibility for Afghanistan's future.

WHITEHOUSE: President Obama on the Way Forward in Afghanistan and Pakistan | The White House

And we must strengthen the capacity of Afghanistan's security forces and government so that they can begin to assume primary responsibility for their country's future.

WHITEHOUSE: An Obligation to Those Who Serve