Several outlets are reporting White House Homeland Security Adviser Fran Townsend has submitted her resignation and will stay only through the New Year. The former mob prosecutor who served in President Clinton's Justice Department had a close relationship with President Bush, Politico reports.

Townsend becomes the first member of the Administration to leave after Chief of Staff Josh Bolten set a Labor Day deadline for top staff to leave. It is not clear why Townsend is leaving.