US Secretary of Defense Ashton Carter inherited a raft of tough strategic defense challenges when he took over as Pentagon chief after his predecessor Chuck Hagel resigned with a nudge from President Barack Obama - with an aggressive Russia prominent among them.
Nukes won’t buy Russian prosperity – VICE News interviews Pentagon Chief Ashton Carter
Joint Chiefs of Staff Martin Dempsey (L) and U.S. Secretary of Defense Ash Carter speak to the media during a briefing at the Pentagon April 16, 2015 in Arlington, Virginia.
