President Vladimir Putin made a surprise weekend visit to the war-ravaged port of Mariupol, state media reported, the Kremlin leader's first trip to the Russian-occupied territories of Ukraine's Donbas region since the conflict began.
Donald Trump says he expects to be arrested on Tuesday and has urged his supporters to launch mass protests.
China will increase military spending by more than 7% this year, while warning of "escalating" threats.
US President Joe Biden had a cancerous skin lesion removed last month during a routine health screening, the White House has said.
The leaders of China and Belarus have expressed their "extreme interest" in a peaceful resolution in Ukraine.
One of Greece's worst-ever rail disasters, which claimed at least 43 lives, was due to "tragic human error", the country's prime minister has said.
FBI Director Christopher Wray has said that the bureau believes Covid-19 "most likely" originated in a "Chinese government-controlled lab".
Two trains have collided in northern Greece with the loss of at least 29 lives and dozens of people injured, emergency services say.
U.S. intelligence shows that China's President Xi Jinping has instructed his country's military to “be ready by 2027" to invade Taiwan though he may be currently harboring doubts about his ability to do so given Russia's experience in its war with Ukraine, CIA Director William Burns said.
Burns, in a television interview that aired Sunday, stressed that the United States must take “very seriously” Xi's desire to ultimately control Taiwan even if military conflict is not inevitable.
Ex-film mogul Harvey Weinstein begged for leniency in a Los Angeles court moments before he was given an additional 16 years in prison for rape.
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.