Tells reporters the Commerce Secretary-designate's nomination won't be affected by a former staffer's emerging ties to the disgraced lobbyist.
Adds Gregg is "not a target" of the investigation, says the staffer left Gregg's office "quite some time ago."
Comes after reports that a former legislative aide is allegedly "Staffer F" cited in a guilty plea last week by a former Abramoff deputy.
