For Trump and his White House, the days that followed the Helsinki summit amounted to an unofficial Walk Back Week.
ref:https://www.washingtonpost.com/politics/trumps-putin-fallout-inside-the-white-houses-tumultuous-week-of-walk-backs/2018/07/20/7cfdfc34-8c3d-11e8-8b20-60521f27434e_story.html