Referring to the ongoing Russia-Ukraine war, Trump said the discussion will focus on "stopping the bloodbath."

Putin, set to speak Monday with Trump, has slow-rolled peace talks, while his assault on Ukraine shows no sign of letting up.

The Russian president abruptly canceled plans to meet face-to-face with Zelensky in Turkey last week. President Zelenskyy, left, and Vice President Vance greet each other as Secretary of State Rubio, center, looks on at St. Peter's Square Sunday. AP/Gregorio Borgia