India, April 12 -- Pakistan put in place extraordinary multi-layered security measures to protect the aircraft carrying the Iranian delegation for the high-stakes peace talks with the US in Islamabad, an aviation official said on Saturday.

Among the measures was a Pakistan airline aircraft flying alongside the Iranian plane, which had its transponder turned off.

The high-powered delegation of Iran, led by Speaker of the Parliament Mohammad Bagher Ghalibaf, along with Foreign Minister Abbas Araghchi, arrived in Islamabad in the early hours of Saturday to participate in the Islamabad Talks. The official in the Pakistani aviation said that the Pakistan Air Force took extraordinary security measures in anticipation of and to deal with any u...