jack in your e-mail when we come back. >>> get right back to jack for "the cafferty file." jack? >> the question this hour is -- president obama's new nuclear policy a good idea, or does it reduce the deterrent value of our nuclear arsenal? what good is it to have an arsenal at anytime if your opponents know the decision tree that must be followed in order to use it? a. in oregon writes, no nuclear 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 t