U.S. President Donald Trump and Ukraine President Volodymyr Zelensky, while attending Pope Francis funeral at the Vatican, participated in a "very productive" meeting, the White House said Saturday. Their first head-to-head meeting since February lasted about 15 minutes and they agreed to continue talks,

The office of Zelensky shared a picture of Trump and Zelensky engaged in conversation at St. Peter’s Basilica.

Many world leaders and royals have gathered among mourners at the Vatican - here are the pictures of them there.