UNITED NATIONS (Reuters) -Ukrainian President Volodymyr Zelenskiy called on world powers on Wednesday to work together to stop Russia's war in his country, accusing Russian President Vladimir Putin of seeking to expand the fighting beyond Ukraine.

Ukrainian President Volodymyr Zelenskyy urged world powers to help stop Russia's war in his country in a speech to the United Nations on Wednesday.

Shortly after the meeting, Trump wrote on social media, "After getting to know and fully understand the Ukraine/Russia Military and Economic situation and, after seeing the Economic trouble it is causing Russia,

President Donald Trump said Tuesday that he believed Ukraine could win back all territory lost to Russia, a dramatic shift from the U.S. leader’s repeated calls for Kyiv to make concessions to end the war.

President Donald Trump said Tuesday that Ukraine can win back all territory lost to Russia, a dramatic shift from the U.S. leader’s call on Kyiv to make concessions to end the war. Trump offered his position in a social media posting soon after meeting with Ukrainian President Volodymyr Zelenskyy on the sidelines of the United Nations General

Vladimir Putin "will keep driving the war forward wider and deeper" if he is not stopped, Ukraine's President Zelensky has warned. Speaking at the UN's General Assembly in New York, Zelensky said more countries would be met with Russian aggression unless allies displayed a united front and ramped up support.

Ukrainian President Volodymyr Zelenskyy urged for an end to the war between Russia and Ukraine during his United Nations General Assembly address. CBS News' Samantha Vinograd, Olivia Gazis and Natalie Brand have more details.

President Donald Trump meets with Ukrainian President Volodymyr Zelenskyy to discuss the nation’s ongoing war with Russia at the United Nations.