President Donald Trump -- frustrated by the failure of his diplomatic efforts to date -- has raised the prospect of entirely abandoning U.S. engagement in Russia's 3-year-old invasion of Ukraine."Sometimes you see two young children fighting in the park,

Russia launched one of its largest air strikes on Kyiv in over three years of war and struck a maternity ward in the southern city of Odesa, officials said.

It marks one of the largest returns of war dead since Russia launched its full-scale invasion of Ukraine more than three years ago.