Under the plan, other NATO countries would buy U.S.-made arms, then give them to Ukraine to defend itself against Russia. NATO’s secretary general was set to meet Mr. Trump on Monday.

President Trump is weighing new funding for Ukraine for the first time since taking office in January, diplomatic sources told CBS News.

The Kremlin said on Monday that the big picture of U.S. President Donald Trump remarks about supplying Patriot air defence missiles to Ukraine was that U.S. arms and ammunition deliveries to Kyiv have continued and are still continuing.