For example, the Coast Guard has taken on expanded duties to protect our shores and our ports.
Despite expanded duties, Lamoriello said he was around his hockey operation as much as ever.
But Nissan has a new challenge of its own -- the greatly expanded duties of its chief executive.
Ms. Hammer, in a telephone interview, said the expanded duties "make a lot of sense in terms of efficiencies".
Dick Ebersol will gain expanded duties over his current role as chairman of NBC Sports, which will now include the Golf Channel and Versus, both cable channels.
Johnson & Johnson also announced expanded duties for Joseph C. Scodari, the company's worldwide chairman for pharmaceuticals, who will have full responsibility for research and development.
But its executive director will gain expanded duties as a cabinet secretary, playing a role in disaster-related planning and response efforts and coordinating volunteers at disaster sites.
Others question whether the policy changes are wise: should the F.B.I. be allowed to take on expanded duties involving the gathering of domestic intelligence?
Mr. Rumsfeld remains personally involved in shaping the command's expanded duties and specific missions, senior Pentagon officials and military officers say.
Mr. Fraser said all his campaign expenses and Senate reimbursements were related to his role as a legislator and, in particular, his expanded duties as the chairman of a major committee.
As part of his expanded duties, Mr. Thursfield will oversee the Premier Automotive Group, the luxury unit that includes Volvo, Aston Martin, Jaguar and Land Rover and is considered crucial to the company's turnaround plan.
