Sen. Tom Cotton (R-AR) sworn in on Jan. 6, 2015. CREDIT: AP Sen. Tom Cotton (R-AR) has laid out his alternative to the Obama administration’s ongoing negotiations over Iran’s nuclear program: Tehran must completely capitulate or face military force. Appearing on MSNBC’s Morning Joe one day after Bloomberg news reported that he spearheaded a letter to the government of Iran warning the Persian leaders that any deal they strike with the United States and its international partners will not last past the Obama administration, Cotton described his preferred course for preventing Iran from obtaining a nuclear weapon: “complete nuclear disarmament by Iran.” Pressed by co-host Willy Geist over the improbability of such a demand — after all, even George W.