Prince William and King Charles reportedly disagree on how willing they would be to welcome Prince Harry and Meghan Markle back into the royal fold at some point in the future (if they even wanted to return).
If you're an avid follower of royal news, this won't come as too much of a surprise: indeed, we know from various, mostly indirect, sources that while Charles is somewhat open to a reconciliation with the Sussexes, William is still believed to be too upset to consider building bridges.
