Article continues below advertisementOK! can reveal Prince Philip's final weeks have been thrust back into the spotlight amid explosive claims Prince Harry and Meghan Markle's royal exit and subsequent interview turmoil may have helped kill off the frail 99-year-old royal following his near-fatal health crisis.Philip, who died in April 2021 at age 99, had been hospitalized earlier that year after falling ill and was later transferred for heart surgery, according to royal historian Hugo Vickers.