NEW : Petraeus to resign from military once confirmed , sources say . It took a meeting with Obama to convince Panetta to take the job , a source says . Petraeus will be nominated as CIA chief . Comment:
NEW : Petraeus to resign from military once confirmed , sources say . It took a meeting with Obama to convince Panetta to take the job , a source says . Petraeus will be nominated as CIA chief . It is the most extensive reshaping of Obama 's national security team to date .