ALSO SEE: Russia Ready to 'Fight to the Last Ukrainian,' Putin Says Amid US Peace Drive

Ukrainian President Volodymyr Zelenskyy says only a few details remain to be smoothed out for Kyiv to accept a U.S.-backed peace plan to end Russia's invasion. The agreement, which was drawn up last month by the U.S. special envoy and Putin's foreign policy advisor, heavily-favored Russia. Now the plan has been altered to include input from Ukraine and Europe — but will Russia agree to any of it?

Olga Stefanishyna, Ukraine's ambassador to the U.S., joined Morning Edition host A Martinez to discuss her role in the negotiations and whether the plan will ultimately lead to lasting peace in her country.

Listen to the interview by clicking play on the blue box above.