John Zelizer : Sen. John McCain is poised to re - emerge as a major contender in the next two years . This is an important post where he will have a chance to play a big role in debates over foreign policy . Zelizer : As the new chairman of the influential Armed Services Committee , he will have much to say . He says McCain will be able to use new technologies to challenge Obama 's foreign policy agenda . McCain : Reports of McCain 's political death were greatly exaggerated , despite his setbacks .
John Zelizer : Sen. John McCain is poised to re - emerge as a major contender in the next two years . Zelizer : As the new chairman of the influential Armed Services Committee , he will have much to say . He says McCain will be able to use new technologies to challenge Obama 's foreign policy agenda . McCain : Reports of McCain 's political death were greatly exaggerated , despite his setbacks .