Poland's prime minister, Donald Tusk, appears to have hit back at U.S. officials after a heated social media exchange saw the country's foreign minister argue with U.S. Secretary of State Marco Rubio and SpaceX chief executive Elon Musk over Starlink access in Ukraine.

Secretary of State Marco Rubio and tech billionaire Elon Musk have had a contentious exchange with Polish Foreign Minister Radoslaw Sikorski, in a series of X posts on Sunday over the use of Musk's Starlink satellite system in Ukraine.

Elon Musk said on Sunday that he will never turn off Starlink's terminals in Ukraine. "To be extremely clear, no matter how much I disagree with the Ukraine policy, Starlink will never turn off its terminals,