democratic presidential race english project

http://www.huffingtonpost.com/entry/bernie-sanders-deciminated-south-carolina_us_56d30adae4b03260bf772769?utm_hp_ref=bernie-sanders 28 feb
https://www.washingtonpost.com/news/the-intersect/wp/2016/02/23/how-bernie-sanders-became-the-lord-of-dank-memes/ 23 feb
http://abcnews.go.com/Politics/analysis-hillary-clinton-takes-control-democratic-race-president/story?id=37252113 27 feb
http://www.huffingtonpost.com/entry/clinton-sanders-debate_us_56bd67d2e4b0b40245c60e1f 12 feb
http://edition.cnn.com/2015/04/29/politics/bernie-sanders-announces-presidential-run/ 30 april