He has said for a long time that it's a national security issue, our reliance on foreign oil. We haven't built a new refinery in this country in two decades. I think what's happening here is things are coming home to roost.

He has said for a long time that it's a national security issue, our reliance on foreign oil, ... We haven't built a new refinery in this country in two decades. I think what's happening here is things are coming home to roost.

Oil issues in a large, developing country like ours with relatively few of its own reserves, impact upon national security, social stability and the economy's sustainable, fast and healthy development.

American dependence on foreign oil threatens our national security,

His campaign has used this for some time as an effort to kind of buttress his national security flank by saying I might be his running mate,

I think you're going to see a heavy concentration in the months ahead on national security items and making sure that terrorism doesn't revisit American shores.