Diplomatic efforts to defuse the tensions around Ukraine continued on Tuesday with French President Emmanuel Macron expected in Kyiv the day after hours of talks with the Russian leader in Moscow yielded no apparent breakthroughs.

Macron is set to meet with Ukrainian President Volodymyr Zelenskyy as fears of a possible Russian invasion mount. Moscow has massed over 100,000 troops near Ukraine's borders, but insists it has no plans to attack Ukraine. The Kremlin has demanded guarantees from the West that NATO will not accept Ukraine and other former Soviet nations as members, halt weapon deployments there and roll back its forces from Eastern Europe — demands the U.S. and NATO reject as nonstarters.

Libya's parliament said it will name a new prime minister this week to head the transitional government, a move that will likely lead to parallel administrations in the already chaotic nation.

Two candidates — former Interior Minister Fathi Bashaga and Minister-Counsellor Khalid al-Baibas — have submitted their bids to replace Prime Minister Abdul Hamid Dbeibah. They appeared in a parliamentary session Monday in the eastern city of Tobruk to present their plans.

In a flurry of diplomacy across two continents, President Joe Biden met with Germany's new leader and vowed the crucial Nord Stream 2 Russia-to-Germany gas pipeline will be blocked if Russia further invades Ukraine. Russia's Vladimir Putin retorted that the U.S. and its allies are the only ones talking invasion.

Putin and French President Emmanuel Macron met for more than five hours in Moscow at the same time Biden and German Chancellor Olaf Scholz spoke at the White House in efforts to defuse the crisis before armed conflict breaks out. Russia has massed thousands of troops at the Ukraine border, adding military might almost daily.

Kylie Jenner announced the birth of her second child with rapper Travis Scott in a post Sunday on social media — with a blue heart indicating it's a boy.

The 24-year-old reality star and makeup mogul didn't disclose the new baby's name.

What's happening in the Great Lakes during those long, frigid months when they're often covered partially or completely with ice? A casual observer — and even experts — might be inclined to say, "Not much."

Lake scientists have long considered winter a season when aquatic activity slows. Most do their field studies at other times of year.

The city-state of Dubai announced Monday it would begin charging a fee on plastic bags used in the sheikhdom, with an aim of outlawing them entirely in two years over environmental concerns.

A statement from the government-run Dubai Media Office said a 25-fil (6 cent) charge would start July 1.

Wall Street appears headed for a modestly higher open to start the week as investors await more corporate earnings reports.

Futures for the S&P 500 ticked up 0.1% Monday while the contract for the Dow Jones Industrial futures was flat.

A Swiss criminal court was opening a trial Monday on charges that Credit Suisse failed to do enough to stop money laundering linked to drug trafficking by a Bulgarian criminal organization, which employed a wrestler who once hauled millions in currency by car to Switzerland.

The case against the bank in federal criminal court, in the southern city of Bellinzona, centers on charges that it "did not take all necessary measures to halt the infraction of money laundering" by one of its employees, according to a summary from the court announcing the start to the proceedings.

Britain on Monday firmly rejected a statement from China that affirmed Beijing's support for Argentina's claim to the Falkland Islands, as relations between London and Asia's leading power remain strained.

Foreign Secretary Liz Truss said in a tweet that the United Kingdom "completely" rejected "any questions over sovereignty of the Falklands."

White House national security adviser Jake Sullivan has said that Russia could invade Ukraine "any day," launching a conflict that would come at an "enormous human cost."

The senior adviser to President Joe Biden offered another stark warning the day after U.S. officials confirmed that Russia has assembled at least 70% of the military firepower it likely intends to have in place by mid-month to give President Vladimir Putin the option of launching a full-scale invasion of Ukraine.