Russian Foreign Minister Sergei Lavrov said in an interview with the Russian state television channel "Channel 1" on the 28th that the United States claimed through diplomatic channels that "it does not want and will not directly fight with Russia". Lavrov said that the Russian side asked the US side through the embassy channel whether its decision to provide Ukraine with this weapon system meant sending American experts to Ukraine, given the complexity of the operation of the Patriot air defense missile system. The US side replied that "there is no plan to send experts to Ukraine (" Patriot "air defense missile system), because the US does not want or will not directly fight with Russia". The "Patriot" air defense missile system can only be put into use after Ukrainian soldiers have mastered the technology. On the 21st of this month, President Zelensky of Ukraine visited the United States. During his visit, the United States announced that it would provide a new round of US $1.85 billion in military assistance to Ukraine, including the provision of "Patriot" air defense missile systems. (Liu Xinshe)