Latest news and live updates as Trump announces the U.S. will send Patriot missiles to Ukraine and meets with NATO's secretary general.

U.S. President Donald Trump's Ukraine envoy Keith Kellogg began talks in Kyiv on Monday on security and sanctions against Russia. That's a day after the U.S. president said he would send Patriot air defence missiles to Ukraine.

When President Donald Trump won last year’s election, European officials quickly began discussing how to sustain US weapons shipments to Ukraine under a leader who had vowed to pull back American support.