Deputy Attorney General Rod Rosenstein, who had been overseeing the special counsel investigation, plans to step down after Robert Mueller finishes his work, according to administration officials familiar with his thinking.

A source close to Rosenstein said he intends to stay on until Mueller's investigative and prosecutorial work is done, NBC News reported. The source said that would mean Rosenstein would remain until early March.

Several legal sources have said they expect the Mueller team to conclude its work by mid-to-late February, although they said that timeline could change based on unforeseen investigative developments.

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