The president may only resign his office and then the president of the Senate assumes the presidency temporarily.

VOA: standard.2009.03.20

According to the complaint, an unnamed assemblyman entered into a non-prosecution agreement with the U.S. attorney's office in which he agreed to resign his office after the arrests of the defendants charged in the complaint.

WSJ: N.Y. Assemblyman Eric Stevenson, 4 Others Accused of Corruption

But in fairness to their constituents, they should resign their office and run again in a special election.

FORBES: Connect

Spitzer becomes the first New York governor to resign from office during his term since Nelson Rockefeller quit in 1973.

FORBES: Sheriff Shot Down