Kate Middleton and King Charles are battling cancer at the same time, and one royal expert thinks Meghan Markle and Prince Harry are out of the loop amid the royal health crises. “The only real thing that Meghan Markle and her husband have to merchandise is their connection to the royal family, it really is the singular point of interest for either of these people,” Maureen Callahan told GB News. “What’s true, that we know, is that Harry and Meghan are now in a complete informational blackout. They have no idea what is going on with the health of Kate.” “They have really no idea, it seems, wha…