President Joseph R. Biden, Jr. spoke with President Andrzej Duda of Poland and expressed deep condolences for the loss of life in Eastern Poland earlier this evening. President Duda described Poland’s ongoing assessment of the explosion that took place in the eastern part of the country near the border with Ukraine. President Biden offered full U.S. support for and assistance with Poland’s investigation. President Biden reaffirmed the United States’ ironclad commitment to NATO. The two leaders said that they and their teams should remain in close touch to determine appropriate next steps as the investigation proceeds.