UK security adviser ‘attended’ US-Iran talks and judged deal was within reach
www.theguardian.com
Exclusive: Jonathan Powell thought Tehran’s ‘surprising’ offer on its nuclear programme could prevent rush to war, sources say

Hidden at the end is this:

One diplomat with knowledge of the talks said: “We regarded Witkoff and Kushner as Israeli assets that dragged a president into a war he wants to get out of.”