As they consider their gains and losses from Super Tuesday, the leading Republican presidential candidates are all laying out scenarios under which they win the nomination. Rep. Ron Paul is even thinking one through under which he doesn't win the 1,144 delegates needed to claim the prize.

The Texan's team says the party may go to its summer convention with no candidate holding the necessary delegates, creating a floor fight in which the party turns to him. "A brokered convention is the most favorable situation for Ron winning...