New Delhi, April 12 -- ISLAMABAD (AP) - The United States and Iran concluded a third round of historic, face-to-face negotiations before dawn Sunday in Pakistan, days after a fragile, two-week ceasefire was announced, as the war that has killed thousands of people and shaken global markets entered its seventh week. Two Pakistani officials said discussions between the heads of the delegations will resume after a break.

Some technical personnel from both teams are still meeting, said the officials, who spoke on condition of anonymity because they were not authorized to brief the press.

Meanwhile, the U.S. military said two destroyers transited the Iran-gripped Strait of Hormuz ahead of mine-clearing work, a first since the war began. Iran...