This weekend promises to be a fraught one for Greece, as the end of June deadline looms to repay nearly $2 billion to the International Monetary Fund. Eleventh hour negotiations resume Saturday between Greece and its European Union creditors. The IMF has been a key player in the fraught negotiations in Brussels, as the economist, Irwin Stelzer from the Hudson Institute in Washington, tells the BBC's Mike Johnson.

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Bucket-wheel excavators mine rare earth materials on Ukrainian soil on February 25, 2025, in the Zhytomyr region of Ukraine. (Kostiantyn Liberov via Getty Images)