Britain's Prince Charles and Prince William attend the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Arthur Edwards/Pool via REUTERS

Britain's Prince William attends the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Arthur Edwards/Pool via REUTERS

Britain's Prince William attends the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Arthur Edwards/Pool via REUTERS

Britain's Prince Charles and Prince William attend the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Arthur Edwards/Pool via REUTERS

Britain's Prince William attends the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Arthur Edwards/Pool via REUTERS

Britain's Prince William attends the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Arthur Edwards/Pool via REUTERS

Britain's Prince William attends the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Arthur Edwards/Pool via REUTERS

Britain's Prince William attends the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Chris Jackson/Pool via REUTERS

Britain's Prince Charles and Prince William attend the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Chris Jackson/Pool via REUTERS

Britain's Prince William lays a wreath during the National Service of Remembrance at The Cenotaph on Whitehall amid the coronavirus pandemic in London, Britain November 8, 2020. Chris Jackson/Pool via REUTERS

Britain's Prince William attends the National Service of Remembrance at The Cenotaph on Whitehall in London, Britain November 8, 2020. Chris Jackson/Pool via REUTERS

Britain's Prince William carries a poppy wreath during a National Service of Remembrance at the Cenotaph in Westminster, amid the spread of coronavirus (COVID-19) disease, London, Britain November 8, 2020. REUTERS/Peter Nicholls/Pool

Britain's Prince Charles and Prince William attend a National Service of Remembrance at the Cenotaph in Westminster, amid the spread of coronavirus (COVID-19) disease, London, Britain November 8, 2020. REUTERS/Peter Nicholls/Pool

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff, and attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff, and attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff, and attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff, and attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff, and attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff, and attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff, and attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William meets patients and staff, and attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William attends a groundbreaking ceremony at The Royal Marsden in Surrey, Britain October 21, 2020. Jack Hill/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit the launch of the Hold Still campaign at Waterloo Station, in London, Britain October 20, 2020. Jeremy Selwyn/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit the launch of the Hold Still campaign at Waterloo Station, in London, Britain October 20, 2020. Jeremy Selwyn/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge visits the launch of the Hold Still campaign at Waterloo Station, in London, Britain October 20, 2020. Jeremy Selwyn/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge visits the launch of the Hold Still campaign at Waterloo Station, in London, Britain October 20, 2020. Jeremy Selwyn/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge visits the launch of the Hold Still campaign at Waterloo Station, in London, Britain October 20, 2020. Jeremy Selwyn/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit the launch of the Hold Still campaign at Waterloo Station, in London, Britain October 20, 2020. Jeremy Selwyn/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit the launch of the Hold Still campaign at Waterloo Station, in London, Britain October 20, 2020. Jeremy Selwyn/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit the launch of the Hold Still campaign at Waterloo Station, in London, Britain October 20, 2020. Jeremy Selwyn/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge meet with pharmacist Joyce Duah as they visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge wears a protective mask as she visits St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge wears a protective mask as she visits St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge meet with pharmacist Joyce Duah and pharmacy technicians Amelia Chowdhury and Dipal Samuel, as they visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge meet with pharmacist Joyce Duah and pharmacy technicians Amelia Chowdhury and Dipal Samuel, as they visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge meet with pharmacist Joyce Duah as they visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge meet with Head of Pharmacy Sotiris Antoniou, Respiratory Physio Isobel Fale and Medical Oncology Trainee and Chief Registrar Dr Myria Galazi as they visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge visit St. Bartholomew's Hospital in London, Britain October 20, 2020. Matt Dunham/Pool via REUTERS

Britain's Prince William presents British Army Colonel Mike Duff with the Firmin Sword of Peace for the South West department's work on the Novichok incident, during his visit to the Defence Science and Technology Laboratory at Porton Science Park near Salisbury, Britain October 15, 2020. Ben Stansall/Pool via REUTERS

Britain's Prince William presents British Army Colonel Mike Duff with the Firmin Sword of Peace for the South West department's work on the Novichok incident, during his visit to the Defence Science and Technology Laboratory at Porton Science Park near Salisbury, Britain October 15, 2020. Ben Stansall/Pool via REUTERS

Britain's Prince William stands by as Britain's Queen Elizabeth unveils a plaque to officially open the new Energetics Analysis Centre at Dstl at Porton Science Park near Salisbury, Britain October 15, 2020. Ben Stansall/Pool via REUTERS