Prince William traveled to Vatican City on Saturday, April 26 in order to attend Pope Francis's funeral. King Charles didn't attend the funeral, which brought together a plethora of world leaders. According to a royal expert, there's an important reason Charles decided to send William to the funeral in his place.

EXCLUSIVE: Body language expert said Prince William showed he will make an "ideal king" one day at Pope Francis's funeral on Saturday.

Prince William is facing a "wake-up call" for his future within the monarchy after attending Pope Francis's funeral in the Vatican City. The Prince of Wales joined more than 100 world leaders - including US President Donald Trump and Prime Minister Sir Keir Starmer - to pay their respects to the late pontiff in St Peter's Square.