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.

Israeli police allegedly used spyware on the phones of former Prime Minister Benjamin Netanyahu's son and members of his inner circle, an Israeli newspaper reported Monday.

Iraq's national security adviser Qassem Al Araji said that Lebanese authorities had informed Iraq about an Islamic State group heading to the country, two weeks ago.

Iraq launched three airstrikes on the group in Diyala and killed nine militants, including four Lebanese.

A few dozen elite U.S troops and equipment were seen landing in southeastern Poland near the border with Ukraine, following President Joe Biden's orders to deploy 1,700 soldiers there amid fears of a Russian invasion of Ukraine.

Hundreds more infantry troops of the 82nd Airborne Division are still expected to arrive at the Rzeszow-Jasionka airport, 90 kilometers (56 miles) from Poland's border with Ukraine. A U.S. Air Force Boeing C-17 Globemaster plane brought a few dozen troops and vehicles.

Israeli and Palestinian public figures have drawn up a new proposal for a two-state confederation that they hope will offer a way forward after a decade-long stalemate in Mideast peace efforts.

The plan includes several controversial proposals, and it's unclear if it has any support among leaders on either side. But it could help shape the debate over the conflict and will be presented to a senior U.S. official and the U.N. secretary general this week.

International efforts to defuse the standoff over Ukraine intensified Monday, with French President Emmanuel Macron holding talks in Moscow and German Chancellor Olaf Scholz in Washington to coordinate policies as fears of a Russian invasion mounted.

The buildup of an estimated 100,000 Russian troops near Ukraine has fueled Western worries of a possible offensive. White House national security adviser Jake Sullivan warned Sunday that Russia could invade Ukraine "any day," triggering a conflict that would come at an "enormous human cost."

Lebanon's Ministry of Culture handed over to Iraq on Sunday 337 ancient artifacts that had been on display in a Lebanese museum for years.

The items, which included clay tablets, were returned by Minister of Culture Mohammed Murtada to Iraq's ambassador to Lebanon during a ceremony held at the National Museum of Beirut.

Officials from the U.N. children's agency visited a prison in northeast Syria that witnessed 10 days of fighting between U.S.-backed fighters and Islamic State group militants, the agency said Sunday.

Russia has assembled at least 70 percent 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, U.S. officials say.

The officials, who discussed internal assessments of the Russian buildup on condition they not be identified, sketched out a series of indicators suggesting Putin intends an invasion in coming weeks, although the size and scale are unclear. They stressed that a diplomatic solution appears to remain possible.

The Moroccan royal palace announced Saturday night the death of a 5-year-old boy who had been trapped in a deep well for four days.

Moroccan King Mohammed VI expressed his condolences to the boy's parents in a statement released by the palace.