Secretary of state isn't the only position of intrigue in a second-term Obama cabinet.
If Interior Secretary Ken Salazar decides to leave his post in a second term, a Democrat with knowledge of the environmental community and appointee process tells First Read that three names top the list of possible successor.
The three, according to this source: former Sen. Byron Dorgan (D-N.D.), retiring Rep. Norm Dicks (D-Wash.), and outgoing Washington Gov. Christine Gregoire (D).