INTERVIEW: Why have the ceasefire talks stalled?

Ceasefire talks between the US and Iran seem to be on hold. Pakistan had planned to host a second round of talks, but the White House suspended Vice President JD Vance’s planned trip to Islamabad - as Iran rebuffed efforts to restart negotiations. Pakistani officials say authorities will keep security arrangements in place in Islamabad in case US and Iranian delegations ultimately arrive. Speaking to the Associated Press, Qamar Cheema, the Executive Director of the Sanober Institute in Islamabad, says talks between the U.S. and Iran have stalled due to a lack of clarity and a complex power struggle within Tehran