Andrew Chang analyzes the hurdles preventing the United States and Iran from establishing a peace agreement after recent negotiations in Pakistan.

<img alt="Aerial view of a coastal industrial port and facility featuring a harbor with several docks, an airfield with a runway, and various building complexes situated along a sandy shoreline next to turquoise and dark blue waters." height="349" src="https://i.cbc.ca/ais/64ba5f09-f432-4e13-a558-110402bae007,1776278610174/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C189%2C3621%2C2036%29%3BResize%3D%28620%29" title="FILE PHOTO: An aerial view of the Iranian shores and Port of Bandar Abbas in t...