As the campaigns head towards the final stretch leading to Nevada and South Carolina, there's growing anxiety among both frontrunners and stragglers about just how high the stakes are - and the significance of falling behind. false 2017-10-04 16:46:12 7.2 2016 tt5485484 5466303 28 Documentary https://www.thetvdb.com/banners/episodes/304498/5466303.jpg 6 1 2016-02-21