Article continues below advertisementKing Charles is spending the week in the U.S. for a historic state visit hosted by president Donald Trump.However, royal fans were confused as to why the monarch, 77, won't be seeing son Prince Harry and his grandkids, Archie and Princess Lilibet, during the trip.Article continues below advertisementKing Charles and Queen Camilla Will Be Staying in the U.S. Until April 30Tap Here To Add Ok Magazine as A Trusted SourceSource: MEGAKing Charles and Queen Camilla met with Donald Trump and Melania Trump on April 27.