(COMBO) This combination of pictures created on February 12, 2025 shows (L-R) US President Donald Trump in Washington, DC, on February 11, 2025, Ukraine's President Volodymyr Zelensky in Brussels on December 19, 2024, and Russian President Vladimir Putin in Moscow on January 17, 2025. Russian President Vladimir Putin told his US counterpart Donald Trump in a phone call on February 12, 2025, that "peaceful negotiations" on ending the Ukraine conflict were possible, the Kremlin said. Trump said on Truth Social that both leaders had extended invitations of "visiting each other's nations," while the US leader said he would be calling Ukrainian President Volodymyr Zelensky "right now" to inform him about the call. (Photo by various sources / AFP) (Photo by SAUL LOEBJOHN THYSEVGENIA NOVOZHENINA/AFP/POOL/AFP via Getty Images)