The only two Senators not to vote in the Gay Marriage roll call yesterday...
They have their priorities... are they yours?
You know there's a certain amount of irony here. Your namesake, Richard Nixon, didn't resign from the Senate in 1952 when he was running for the Vice-Presidency.
Oh, and in 1964 Barry Goldwater didn't resign from the Senate.
There is no such law, and nobody ever does. And I don't see the point of such a law either.
And the joke of candidates' presence in the office they still hold is about as old as American elective politics. If not older.
Bob Dole did and I think it was a huge mistake for him.