俄罗斯库尔斯克州雷利斯克市20日遭乌克兰导弹袭击，造成至少6人死亡、10人受伤。死者包括一名儿童。
乌克兰首都基辅当天遭俄罗斯导弹袭击，造成至少1人死亡、13人受伤。基辅清晨传出至少3起爆炸声。乌克兰空军称其拦截了5枚短程弹道导弹。碎片和冲击波对包括6个大使馆在内的市中心建筑造成破坏。多个区域的供暖中断。俄国防部称，此次袭击是对18日乌克兰袭击俄罗斯斯罗斯托夫州炼油厂的回应。
（美联社）
BY 竹新社
“To the extent it is used I fear it’s often for illicit finance. It’s an extremely inefficient way of conducting transactions, and the amount of energy that’s consumed in processing those transactions is staggering,” the former Fed chairwoman said. Yellen’s comments have been cited as a reason for bitcoin’s recent losses. However, Yellen’s assessment of bitcoin as a inefficient medium of exchange is an important point and one that has already been raised in the past by bitcoin bulls. Using a volatile asset in exchange for goods and services makes little sense if the asset can tumble 10% in a day, or surge 80% over the course of a two months as bitcoin has done in 2021, critics argue. To put a finer point on it, over the past 12 months bitcoin has registered 8 corrections, defined as a decline from a recent peak of at least 10% but not more than 20%, and two bear markets, which are defined as falls of 20% or more, according to Dow Jones Market Data.
In many cases, the content resembled that of the marketplaces found on the dark web, a group of hidden websites that are popular among hackers and accessed using specific anonymising software.“We have recently been witnessing a 100 per cent-plus rise in Telegram usage by cybercriminals,” said Tal Samra, cyber threat analyst at Cyberint.The rise in nefarious activity comes as users flocked to the encrypted chat app earlier this year after changes to the privacy policy of Facebook-owned rival WhatsApp prompted many to seek out alternatives.竹新社 from us