Politico: Sen. Ken Salazar made clear during his Senate confirmation hearing on Thursday to be interior secretary that he’ll play a key role in developing President-elect Barack Obama’s energy policy. ‘I work for him. That means I will play a keystone role in helping to craft the energy agenda,’ Salazar told the Senate Energy and Natural Resources Committee. ‘I would not have taken this job if I was not given the assignment to help to craft the energy moon shot that we will …