U.S. President Donald Trump and Ukrainian President Volodymyr Zelensky were set to discuss -- and potentially ink -- a deal giving the United States a share of Ukraine's valuable natural resources when they meet at the White House in Washington on Friday.

U.S.-Ukraine Minerals Deal: Officials in Ukraine and the Trump administration said they have reached a deal that would give the United States revenues from Ukraine’s minerals and other natural resources. Here’s what we know.

U.S. President Donald Trump and Ukrainian President Volodymyr Zelenskiy did not sign a minerals deal on Friday, a White House official told Reuters.