Tough deputy could continue shake-up at intelligence agency started by new director.
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But Democrats question Francis Harvey's qualifications in two hours of debate on Senate floor.
Bill authorizing billions of dollars in new projects has been given new life in lame-duck session.
Union lobbies hard to convince airports to keep federal screeners.
Secretary James Roche and top acquisition official Marvin Sambur will leave by the end of the year.
Michael Sears acknowledges he illegally helped ex-Air Force procurement official Darleen Druyun get a job with defense contractor.
An integrated national plan for federal agencies' response to terrorist attacks and other national emergencies is likely to be approved by Cabinet secretaries by the end of the week.
While security has improved at many sites, agency lacks solutions for core centers, auditors say.