Want a trivia question about Senators becoming President?

Question

This current US Presidential election appears to have come down to a choice between three sitting Senators. In the history of the Presidency, only two persons have gone straight from the Senate to the Presidency. Who?

Answer 1

John F. Kennedy (1960)

Warren G. Harding (1920)

Answer 2

And look what it got them, they both died in office.