President Donald Trump was criticized for wearing a blue suit and tie to Pope Francis’ funeral on April 26. However, a Vatican source tells PEOPLE that he did not break protocol.

The clash in style between Donald Trump and Pope Francis and their positions on migration, the environment and poverty will come into sharper focus with the president in Rome for Francis’ funeral.

Sleepy, who? Donald Trump became the subject of an online debate as his critics accused him of falling asleep at Pope Francis' funeral. A photo of the president at the former head of the Catholic Church's burial service caused controversy online after Trump had his head down and eyes closed — causing it to look like he had dozed off.