Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Moscow (CNN) President Vladimir Putin has hit back at new American sanctions by ordering the US to cut staff at its diplomatic mission by 755, in Moscow's most aggressive move against Washington since the final years of the Cold War. Putin confirmed the move Sunday after the Foreign Ministry on Friday demanded the US cut staff numbers and announced a rash of other measures against Washington's missions. The measures came after the US Congress passed a bill last week imposing fresh sanctions over Russia's meddling in the US' 2016 election. President Donald Trump has indicated he will sign the sanctions bill into law.Putin says 755 staff will be cut from US missionsThe move follows a US Congress decision to impose fresh Russian sanctions 
 Question:But my whole point is, don't do this, it is to the detriment of the interests of the _."

US