People stand at the entrance of the Serena Hotel, the venue where Iran and the United States held peace talks earlier in Islamabad on April 15, 2026. Pakistan's Prime Minister Shehbaz Sharif set off on a four-day diplomatic blitz to Saudi Arabia, Qatar and Turkey on April 15, his office said, in a feverish round of diplomacy before a possible second round of US-Iran peace talks. (Photo by Aamir QURESHI / AFP via Getty Images)