This move has president ial politics written all over it. The president s pitch to close gitmo. I dont want to pass this problem on to the next president. Setting up another 2016 fight. Dont shut down gitmo, expand it and lets have some new terrorists there. When all in starts right now. Good evening from las vegas. Im chris hayes at this very hour doors are opening at caucus sites across nevada. Well be bringing you live coverage ocht caucuses throughout the evening and in this hour. Donald trump has now had two victories back to back. He is a clear favorite tonight. Recent polling up up to a 26point lead over his next challenger polling the Republican Caucus in nevada is difficult. A cnn poll one week before the 2008 nevada caucus gave Rudy Giuliani the lead. The clear politics average gave romney the lead. The actual results, romney won with 51 . Twice as much support predicted by the average. He picked up just 4. 3 . As for trumps challengers, marco rubio left Nevada Holding rallie