response unless it s a first strike or a biological weapons attack on america. yes, it s a good idea and it s long overdue. greg in ontario writes, i don t know why you give any time or attention to as you so perfectly describe him this punk. just tell iran, go ahead, do what you want, but know this, if you cause the death of a single american, you ll be obliterated from the fames of the earth. president obama should make that statement at the united nations. mo in atlanta writes, i believe it s a good idea to start decreasing our nuclear weapons arsenal. we need to be leaders on this and show that we re not arrogant, that is, demand that other nations do something that we don t want to do ourselves. besides, will giving up a few thousand nuclear weapons actually mean anything when we still have thousands more? s. in georgia writes, obama s all talk and no action. iran and north korea are going to continue to do whatever they want. they could care less about the sanctions the u.s. want