Jeffrey Sachs: Trump-Putin Meeting - Peace or Deception?

Professor Jeffrey Sachs discusses the surprise meeting between Trump and Putin. Is this political theatrics, an effort to fundamentally transform US-Russia relations, or merely deception? If Trump's language shifts from "unconditional ceasefire" to ending NATO expansionism, there could be reason to be very optimistic. However, Trump has also become known for his deception and weakness in terms of standing up against the hawkish political establishment.