Moderates hustle to blunt Sanders' momentum after Nevada win

Bernie Sanders’ commanding Nevada caucus victory made him a top target for his Democratic rivals and a growing source of anxiety for establishment Democrats worried that the nomination of an avowed democratic socialist could cost the party in November.Sanders' win solidified his front-runner status in the crowded field as the race turned to Saturday's presidential primary in South Carolina, where his moderate opponents scrambled to try to blunt the Vermont senator's momentum.