creating a difficult atmosphere. critics say the regime is stalling for time so it can develop a nuclear weapon and head off a military strike before it's too late. k.t. macfarland is a fox news analyst. the comment now coming of reuters is iran's nuclear negotiator says the non-proliferation treaty allows them to enrich you uranium when they were asked about the possibility of giving up 20% of enrichment. they say we are allowed to. >> they are not allowed to and what they are doing is playing for time. they know the minute they become a nuclear weapons state everything changes. they become the dominant power in the middle east. they become the dominant country that 80s on the strait of hormuz. they would be the country that