Italian police broke up a gang including suspects with jihadist sympathies who charged migrants thousands of euros to rush them in speedboats across the Mediterranean from Tunisia, officials said Tuesday.

The Turkish spy agency has flown three suspected members of the movement blamed for the 2016 failed coup back to Turkey from the African state of Gabon in a covert operation, state media said Tuesday.

As part of a secret mission carried out by the National Intelligence Organization (MIT), the men were brought back to Turkey on a private plane from Libreville, the state-run Anadolu news agency reported.

Donald Trump's White House was hit with a fresh resignation Tuesday as his top homeland security advisor, Tom Bossert -- once a presidential favorite -- announced his departure from the West Wing.

"The president is grateful for Tom's commitment to the safety and security of our great country," White House press secretary Sarah Sanders said of the top aide's departure.

Chinese President Xi Jinping pledged on Tuesday to lower car tariffs this year and take other steps to open the world's number two economy "wider and wider," addressing major complaints by the United States in a simmering trade row.

A furious Donald Trump blasted the investigation led by special counsel Robert Mueller as a "disgrace" and a "witch hunt" Monday after FBI agents raided the New York offices of the president's longtime personal lawyer Michael Cohen.

Agents seized files relating to Cohen's work, which included making a $130,000 payment before the 2016 election to an adult film actress who says she had a tryst with the Trump a decade earlier.

President Emmanuel Macron drew a flurry of criticism from leftwing politicians Tuesday after he called for stronger ties with the Catholic Church, with many saying he was flouting France's strict law on secularism.

North Korea's foreign minister held rare talks with his Russian counterpart in Moscow on Tuesday, as Pyongyang moves to improve strained ties with its neighbours.

Twelve men and two women were arrested Tuesday over a brutal attack on two officers called to a New Year's Eve party in a Paris suburb, an assault that shocked France after a video of the female officer's beating circulated on social media.

Greek soldiers fired warning shots at a Turkish helicopter after it approached the small island of Ro, which marks their border in the Aegean Sea, a Greek military source said Tuesday.

Yulia Skripal, who was poisoned with a nerve agent in the English city of Salisbury last month along with her Russian ex-spy father, has been discharged from hospital, the BBC and Sky news reported Tuesday.

The BBC said the 33-year-old was released on Monday and taken to a secure location, while her father Sergei Skripal remains in hospital.