Story highlights Police: Daniel Rosen had been talking online to a female detective posing as a minor

State Department: The employee's security clearance will be suspended

Washington (CNN) A U.S. State Department official has been arrested on suspicion of soliciting sex from a minor.

Daniel Rosen was arrested Tuesday at his Washington DC home, police in Fairfax County, Virginia, said.

Authorities say Rosen had been communicating online with a female detective from the county's child exploitation unit. The officer had been posing as a minor.

When the detective arrived at Rosen's home, he was arrested.

Police said the State Department was notified after the arrest. Rosen was taken to a Washington jail and will be extradited to Fairfax County.

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