Washington Post says single payer would have "an astonishingly high price tag":

https://www.washingtonpost.com/opinions/single-payer-health-care-would-have-an-astonishingly-high-price-tag/2017/06/18/9c70dae6-52d2-11e7-be25-3a519335381c_story.html?utm_term=.90bbae64fbc4