A "massive explosion" and fire took place at a key port in the Iranian province of Hormozgan more than 1,000 kilometers south of Tehran, state media reported Saturday.

"The explosion occurred in a part of the Shahid Rajaee port dock, and we are extinguishing the fire," state television quoted senior Hormozgan Ports and Maritime Administration official Esmaeil Malekizadeh as saying.

Iran has offered Pakistan to act as a mediator in its conflict with India, Tehran's foreign ministry said Saturday, after an attack in Kashmir heightened tensions between the two Asian neighbors.

Foreign Minister Abbas Araghchi "declared Iran's readiness to extend its goodwill efforts to help reduce tensions" in a phone call Friday with his Pakistani counterpart Ishaq Dar, the foreign ministry said. Araghchi has said on X that his country was "ready to use its good offices" to resolve the conflict.

World dignitaries and Catholic faithful attended Pope Francis' funeral in St. Peter's Square on Saturday.

Despite the presence of presidents and princes, prisoners and migrants ushered him into the basilica where he will be buried, reflecting his priorities as pope, as hundreds of thousands have flocked to the funeral mass.

Ukrainian President Volodymyr Zelensky and his U.S. counterpart Donald Trump met briefly on Saturday in Rome on the sidelines of Pope Francis' funeral, the Ukrainian presidency announced, after the White House said Kyiv and Moscow were "very close to a deal".

"The meeting took place and is already over," Zelensky's spokesman Sergiy Nykyforov told journalists without elaborating.

Iran and the United States began in-depth negotiations in Oman over Tehran's rapidly advancing nuclear program on Saturday, talks that likely will hinge on the Islamic Republic's enrichment of uranium.

Iranian state television reported the talks had begun in Muscat, the mountain-wrapped capital of this sultanate on the eastern edge of the Arabian Peninsula. However, neither Iranian Foreign Minister Abbas Araghchi nor U.S. Mideast envoy Steve Witkoff offered any immediate specifics or details on the talks that they'll lead.

Swedish defense group Saab on Friday reported soaring quarterly earnings and record sales as European countries beef up their defense capacities amid geopolitical tensions and uncertainties.

Troops from Pakistan and India exchanged fire overnight across the Line of Control in disputed Kashmir, officials said Friday, after the United Nations urged the nuclear-armed rivals to show "maximum restraint" following a deadly shooting in the region.

Russia's Investigative Committee said Friday it had opened a criminal probe after an explosion set fire to a car in the Moscow region, with unconfirmed reports that a senior military figure was targeted.

The Investigative Committee, which probes major crimes, said it had opened a criminal case over "an explosion in a car in the town of Balashikha".

Iranian Foreign Minister Abbas Araghchi is set to leave for Oman on Friday for nuclear talks with the United States, after both sides reported progress in the first two rounds.

Araghchi will be leading what foreign ministry spokesman Esmaeil Baqaei described as a diplomatic and technical-expert delegation for indirect discussions with the U.S. side.

The Vatican was making final preparations Friday for Pope Francis's funeral as the last of the huge crowds of mourners filed through St Peter's Basilica to view his open coffin.