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WASHINGTON - FEBRUARY 19: House Republican Conference Chairman Mike Pence (R-IN) delivers remarks at the Conservative Political Action Conference annual meeting February 19, 2010 in Washington, DC. Conservative leaders have seized on U.S. President Obama's declining approval ratings as an opportunity to advance their conservative agenda during the group's annual meeting. (Photo by Win McNamee/Getty Images)

WASHINGTON - FEBRUARY 19:  House Republican Conference Chairman Mike Pence (R-IN) delivers remarks at the Conservative Political Action Conference annual meeting February 19, 2010 in Washington, DC. Conservative leaders have seized on U.S. President Obama's declining approval ratings as an opportunity to advance their conservative agenda during the group's annual meeting.  (Photo by Win McNamee/Getty Images)