Samuel Nunn: “The potential use of nuclear weapons is one of the gravest dangers the world faces.”

Chuck Hagel believes that we must build and preserve American strength as a force for good in the world.

I know Rex Tillerson pretty well, and I am confident that he is well prepared to do what is essential for the security of our Nation.

I have no illusions about the challenge before us. It really pays to neglect or underestimate Russia or display gratuitous disrespect.

I saw how Congress made providing for the men and women in uniform a paramount concern to the basic functioning and strength of the armed services.