David Rothkopf : Hagel 's departure is n't the foreign policy housecleaning some have urged . He says Hagel was n't cause of tensions , miscommunication with White House , Pentagon . Susan Rice 's tenure as national security adviser marked by policy missteps Rather they are linked to a broken national security process , a President who has become reactive -- not proactive -- and defensive , who is more tactical than strategic and who , unlike past presidents serving a second term , has shown a resistance to growing in office as a statesman . , he says . Comment:
David Rothkopf : Hagel 's departure is n't the foreign policy housecleaning some have urged . He says Hagel was n't cause of tensions , miscommunication with White House , Pentagon . Susan Rice 's tenure as national security adviser marked by policy missteps , he says . Comment: