Multiple channels of Iran's state television have broadcast images showing the leaders of an exiled dissident group and a graphic calling for the death of the country's supreme leader, an incident that authorities later described as a hack.

For several seconds, graphics flashed on screen, interrupting the broadcast to depict the leaders of the opposition group Mujahedeen-e-Khalq. The name of a social media account, which claimed to be a group of hackers who broadcast the message honoring the dissidents, also appeared. Two state radio stations were also interrupted.

Construction workers with heavy machinery have started work on Poland's border with Belarus on a $394 million wall to stop migrants pushed across by Belarus in what the European Union calls a "hybrid attack."

Reporters were allowed to see the work in the village of Tolcza, near the closed border crossing of Kuznica in eastern Poland.

France's Macron takes own path, seeks dialogue with Russia

There's still room for diplomacy in the Ukrainian crisis. At least that's the conviction of French President Emmanuel Macron, who continues to push for dialogue with Russia despite signs pointing to a potential war.

Forces of Yemen's internationally recognized government and their Emirati-backed allies have swept through a strategic province, forcing Houthi rebels out of its second largest district, officials said.

The development in Marib province is another setback for the Iran-backed Houthis, who for a year attempted to take control of the oil-rich province. Their offensive crumbled when the United Arab Emirates-backed Giants Brigades helped reclaim the nearby Shabwa province earlier this month before advancing in Marib under air cover from the Saudi-led coalition.

The Biden administration and NATO told Russia on Wednesday there will be no U.S. or NATO concessions on Moscow's main demands to resolve the crisis over Ukraine.

In separate written responses delivered to the Russians, the U.S. and NATO held firm to the alliance's open-door policy for membership, rejected a demand to permanently ban Ukraine from joining, and said allied deployments of troops and military equipment in Eastern Europe are nonnegotiable.

Australians celebrated and protested the anniversary of British colonization of their country Wednesday on a day that is officially known as Australia Day but is considered by Indigenous activists Invasion Day.

Argument rages over how history should remember a fleet of 11 British ships carrying a human cargo of convicts arriving at Port Jackson in present-day Sydney on Jan. 26, 1788.

Daniil Medvedev rallied from two sets down and saved a match point before beating No. 9 Felix Auger-Aliassime 6-7 (4), 3-6, 7-6 (2), 7-5, 6-4 on Wednesday to move into the Australian Open semifinals.

The U.S. Open champion's bid to become the first man in the Open era to win his second Grand Slam title in the next major tournament is still on track after the 4-hour, 42-minute comeback victory.

Germany defender Niklas Süle is leaving Bayern Munich at the end of the season.

Bayern chairman Oliver Kahn said Wednesday that the 26-year-old Süle is not extending his current contract.

France has a new law that bans so-called conversion therapies and authorizes jail time and fines for practitioners who use the scientifically discredited practice to attempt to change the sexual orientation or gender identity of LGBTQ people.

The National Assembly approved the new law unanimously, voting 142-0 on Tuesday evening.

The Environmental Protection Agency is taking a series of enforcement actions to address air pollution, unsafe drinking water and other problems afflicting minority communities in three Gulf Coast states, following a "Journey to Justice" tour by Administrator Michael Regan last fall.

The agency will conduct unannounced inspections of chemical plants, refineries and other industrial sites suspected of polluting air and water and causing health problems to nearby residents, Regan said. And it will install air monitoring equipment in Louisiana's "chemical corridor" to enhance enforcement at chemical and plastics plants between New Orleans and Baton Rouge. The region contains several hotspots where cancer risks are far above national levels.