The U.S. president told reporters that his Russian counterpart Vladimir Putin wants to "just keep killing people."

Russia has bombarded Kyiv with the largest aerial attack since the beginning of its full-scale invasion of Ukraine in 2022.Overnight on Thursday, Moscow launched 539 drone and 11 missile strikes that struck nearly every district of the Ukrainian capital,

The president repeatedly said on the campaign trail that he would bring an end to the war in the first 24 hours of his second term.