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US President Donald Trump and Chinese counterpart Xi Jinping are expected to speak by phone on Tuesday, just hours after slapping tariffs on each other's economies in an escalating trade war.

A gunman shot and wounded four people at an education centre in central Sweden on Tuesday, police said, urging the public to stay away from the area as officers hunted for possible accomplices.

Thousands of people fled the Greek island of Santorini by sea and air for a third day on Tuesday, as more earthquakes shook the top travel destination.

The trade war may be on hold, but in a Canadian border city where the unhindered flow of auto parts across the bridge to Detroit supports thousands of jobs, the future remains uncertain.

Arsenal manager Mikel Arteta has admitted he is "disappointed" by the club's failure to sign a new striker before the transfer window closed on Monday.

US President Donald Trump's embattled health secretary pick, vaccine conspiracy theorist Robert F. Kennedy Jr, passed a crucial test in his confirmation bid on Tuesday as senators voted to advance his nomination to the floor.

Two US biotech companies say the Food and Drug Administration has cleared them to conduct clinical trials of their gene-edited pig kidneys for human transplants.

Lack of military coordination and tension among countries in Africa's Lake Chad region are hindering efforts to end a more than decade-long jihadist insurgency, according to local officials and security sources.

A police officer told a London court on Tuesday that he was determined to pursue the prosecution of Chelsea and Australia football star Sam Kerr after she called him "stupid and white".

Israeli Prime Minister Benjamin Netanyahu was set to meet Donald Trump on Tuesday, the first foreign leader hosted by the new US president, with the pair poised to address the fragile Gaza truce.

Spain's minority leftist government on Tuesday approved a plan to reduce the working week to 37.5 hours in one of the world's fastest-growing developed economies.

Stock markets wavered on Tuesday, with investors bracing for volatile trading in the coming weeks as President Donald Trump pressed on with tariffs against China after delaying duties on Mexican and Canadian imports.

Italian luxury carmaker Ferrari posted another set of record results on Tuesday, with net profit surging to more than 1.5 billion euros last year.

A Frenchman on death row in Indonesia since 2007 for drug offences left for France on Tuesday, with his lawyer saying he was "happy and calm" ahead of returning home.

AC Milan secured a loan deal for Chelsea forward Joao Felix as the Serie A club made four late signings in the winter transfer window in a bid to revive their season.

Vogue editor-in-chief Anna Wintour revealed Tuesday she has no intention of retiring, as the fashion legend accepted her latest prestigious UK honour from King Charles III at Buckingham Palace.

Spain coach Luis de la Fuente on Tuesday told the forced kiss trial of ex-football federation chief Luis Rubiales that he initially knew nothing of the scandal's scale or efforts to silence it.

The gates at a Johannesburg LGBTQ clinic called OUT have been closed for more than a week and HIV prevention and treatment services suspended for its 6,000 clients.

Five people were shot and wounded at a school in the central Swedish city of Orebro on Tuesday, police said, urging the public to stay away from the area as a large operation was underway.

Italian luxury carmaker Ferrari posted another set of record results on Tuesday, with net profit surging to more than 1.5 billion euros last year.

After China announced retaliatory tariffs against the United States, walkers along Shanghai's waterfront were stoic Tuesday in face of both the cold and the prospect of an escalating trade war.

Ireland interim boss Simon Easterby has warned his Six Nations title-chasers that Scotland are capable of unleashing a formidable attack against them this weekend.

At the end of a wild peninsula battered by winds in west Scotland is a zero-carbon whisky distillery that's bracing for the possible return of US tariffs.

Eddie Howe is banking on "unity in smaller numbers" after his Newcastle squad was depleted by unwanted January sales as he targets the club's first major trophy in 56 years.

Carlo Ancelotti said Kylian Mbappe would miss Real Madrid's upcoming Copa del Rey quarter-final against Leganes with a bruised calf and backed his club's complaints about Spanish refereeing on Tuesday.

Countries and economic blocs around the world are at different stages of regulating artificial intelligence, from a relative "Wild West" in the United States to highly complex rules in the European Union.

Switzerland's Lara Gut-Behrami topped the first training run in the women's downhill at the World Ski Championships in Saalbach on Tuesday, as Lindsey Vonn played down the importance of pushing too hard.

Myanmar's embattled junta has banned anyone eligible for military conscription from leaving the country without permission, as it seeks to shore up its forces fighting rebel groups opposed to its rule.

Israel said it was sending a team to negotiate the next phase in its fragile ceasefire with Hamas, signalling possible progress ahead of Prime Minister Benjamin Netanyahu's meeting with US President Donald Trump on Tuesday.

Tottenham said Tuesday that defender Radu Dragusin needs surgery to repair anterior cruciate ligament damage, deepening the injury crisis at the Premier League club.

Stock markets mostly rebounded and there strong gains for Mexico's peso and Canada's dollar Tuesday after Donald Trump said he would delay tariffs on imports from the US neighbours.

England wing Cadan Murley has been ruled out of the Six Nations clash with France at Twickenham on Saturday with a foot problem.