The UN Security Council will hold an emergency meeting Friday on alleged manufacture of biological weapons in Ukraine at the request of Moscow, whose credibility on chemical weapons was questioned during a session on Syria.

Russia on Thursday accused the United States of funding research into the development of biological weapons in Ukraine, which

Facebook said Thursday that due to the invasion of Ukraine it has temporarily eased its rules regarding violent speech to allow statements like "death to Russian invaders," but not credible threats against civilians.

Moscow's internationally condemned invasion of its neighbor has provoked unprecedented sanctions from Western governments and

U.S. investment bank Goldman Sachs on Thursday announced it would pull out of Russia, becoming the first Wall Street institution to distance itself from Moscow after its invasion of Ukraine.

"Goldman Sachs is winding down its business in Russia in compliance with regulatory and licensing requirements," a spokeswoman for the company said. 

"We are