India, April 10 -- Pakistan will host a high-stakes diplomatic engagement involving the United States and Iran today, but even before the talks begin, uncertainty hangs over who will actually show up.

The meeting comes in the immediate aftermath of a fragile ceasefire in West Asia, announced just ahead of a deadline set by US President Donald Trump, who had earlier threatened sweeping strikes on Iran's infrastructure.

Washington has made its participation clear. The White House confirmed that Vice President JD Vance will lead the American delegation. He will be accompanied by Trump's top envoy Steve Witkoff and senior adviser Jared Kushner.

On the Iranian side, the situation is far less straightforward. Earlier indications suggested th...