Head of museum exhibitions Catherine Johnson adjusts the head of a replica of the character Davros in the monster vault at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble 

Head of museum exhibitions Catherine Johnson adjusts the head of a replica of the character Davros in the monster vault at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble 

Head of museum exhibitions Catherine Johnson moves a replica of a Dalek into position in the monster vault at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble 

Sculpture conservator Marisa Prandelli adjusts a display of heads of 'Cybermen' in the monster vault at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble 

Exhibition project manager Andrew Davis, lifts a replica of the character 'K9' at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble 

Sculpture conservator Marisa Prandelli adjusts a display of heads of 'Cybermen' in the monster vault at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble 

Sculpture conservator Marisa Prandelli cleans a figure of a 'Cybermen' in the monster vault at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble 

Sculpture conservator Marisa Prandelli cleans a figure of a 'Cybermen' in the monster vault at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble 

Sculpture conservator Marisa Prandelli adjusts a display of heads of 'Cybermen' in the monster vault at the ‘Doctor Who: Worlds of Wonder’ exhibition which opens at the World Museum later this month in Liverpool, Britain, May 19, 2022. REUTERS/Phil Noble TPX IMAGES OF THE DAY 

Former U.S. Secretary of State Hillary Rodham Clinton waves before receiving an Honorary Doctor of Laws Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Singer Taylor Swift gestures while speaking after receiving her Honorary Doctorate in Fine Arts during the New York University (NYU) graduation ceremony at Yankee Stadium in the Bronx borough of New York City, New York, U.S., May 18, 2022. REUTERS/Shannon Stapleton 

Singer Taylor Swift gestures while speaking after receiving her Honorary Doctorate in Fine Arts during the New York University (NYU) graduation ceremony at Yankee Stadium in the Bronx borough of New York City, New York, U.S., May 18, 2022. REUTERS/Shannon Stapleton 

Singer Taylor Swift waves after receiving her Honorary Doctorate in Fine Arts during the New York University (NYU) graduation ceremony at Yankee Stadium in the Bronx borough of New York City, New York, U.S., May 18, 2022. REUTERS/Shannon Stapleton 

Singer Taylor Swift gestures while speaking after receiving her Honorary Doctorate in Fine Arts during the New York University (NYU) graduation ceremony at Yankee Stadium in the Bronx borough of New York City, New York, U.S., May 18, 2022. REUTERS/Shannon Stapleton 

Singer Taylor Swift receives her Honorary Doctorate in Fine Arts during the New York University (NYU) graduation ceremony at Yankee Stadium in the Bronx borough of New York City, New York, U.S., May 18, 2022. REUTERS/Shannon Stapleton 

Singer Taylor Swift receives her Honorary Doctorate in Fine Arts during the New York University (NYU) graduation ceremony at Yankee Stadium in the Bronx borough of New York City, New York, U.S., May 18, 2022. REUTERS/Shannon Stapleton 

Singer Taylor Swift waves while speaking after receiving her Honorary Doctorate in Fine Arts during the New York University (NYU) graduation ceremony at Yankee Stadium in the Bronx borough of New York City, New York, U.S., May 18, 2022. REUTERS/Shannon Stapleton 

Cellist Yo-Yo Ma reacts after receiving an Honorary Doctor of Music Degree as he stands beside former U.S. Secretary of State Hillary Rodham Clinton, who received an Honorary Doctor of Laws Degree, during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Cellist Yo-Yo Ma receives an Honorary Doctor of Music Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Cellist Yo-Yo Ma receives an Honorary Doctor of Music Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Poet and performer Patti Smith reacts as she receives an Honorary Doctor of Humane Letters Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Poet and performer Patti Smith reacts as she receives an Honorary Doctor of Humane Letters Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

President and Seth Low Professor of Columbia University Lee C. Bollinger congratulates poet and performer Patti Smith as she receives an Honorary Doctor of Humane Letters Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

President and Seth Low Professor of Columbia University Lee C. Bollinger delivers remarks as former U.S. Secretary of State Hillary Rodham Clinton receives an honorary Doctor of Laws Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

President and Seth Low Professor of Columbia University Lee C. Bollinger congratulates former U.S. Secretary of State Hillary Rodham Clinton as she receives an honorary Doctor of Laws Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Former U.S. Secretary of State Hillary Rodham Clinton receives an honorary Doctor of Laws Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Former U.S. Secretary of State Hillary Rodham Clinton delivers remarks as she receives an honorary Doctor of Laws Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Former U.S. Secretary of State Hillary Rodham Clinton watches on before receiving an honorary Doctor of Laws Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly 

Former U.S. Secretary of State Hillary Rodham Clinton gestures after receiving an honorary Doctor of Laws Degree during the Columbia University commencement ceremony in Manhattan, New York City, U.S., May 18, 2022. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY 

A message is pictured at a memorial outside the entrance to the building where Dr. John Cheng, a 52-year-old victim who was killed in Sunday's shooting at Geneva Presbyterian Church, worked in Aliso Viejo, California, U.S. May 17, 2022. REUTERS/Mike Blake 

A message is seen at a memorial outside the entrance to the building where Dr. John Cheng, a 52-year-old victim who was killed in Sunday's shooting at Geneva Presbyterian Church, worked in Aliso Viejo, California, U.S. May 17, 2022. REUTERS/Mike Blake 

Healthcare workers place flowers at the entrance to the building where Dr. John Cheng, a 52-year-old victim who was killed in Sunday's shooting at Geneva Presbyterian Church, worked in Aliso Viejo, California, U.S. May 17, 2022. REUTERS/Mike Blake 

A memorial grows outside the entrance to the building where Dr. John Cheng, a 52-year-old victim who was killed in Sunday's shooting at Geneva Presbyterian Church, worked in Aliso Viejo, California, U.S. May 17, 2022. REUTERS/Mike Blake 

A memorial grows outside the entrance to the building where Dr. John Cheng, a 52-year-old victim who was killed in Sunday's shooting at Geneva Presbyterian Church, worked in Aliso Viejo, California, U.S. May 17, 2022. REUTERS/Mike Blake 

A memorial grows outside the entrance to the building where Dr. John Cheng, a 52-year-old victim who was killed in Sunday's shooting at Geneva Presbyterian Church, worked in Aliso Viejo, California, U.S. May 17, 2022. REUTERS/Mike Blake 

A memorial grows outside the entrance to the building where Dr. John Cheng, a 52-year-old victim who was killed in Sunday's shooting at Geneva Presbyterian Church, worked in Aliso Viejo, California, U.S. May 17, 2022. REUTERS/Mike Blake 

Healthcare workers pause after placing flowers at the entrance to the building where Dr. John Cheng, a 52-year-old victim who was killed in Sunday's shooting at Geneva Presbyterian Church, worked in Aliso Viejo, California, U.S. May 17, 2022. REUTERS/Mike Blake 

Ukrainian volunteer doctor Lili poses for a portrait on the road as her convoy makes a stop on its way to the eastern front, near Oleksandriya, Ukraine May 15, 2022. Picture taken May 15, 2022. REUTERS/Jorge Silva 

A doctor attends to Ahmad al-Hababi, 15, who suffers head injuries due to a car accident, at a hospital in Sanaa, Yemen May 14, 2022. Picture taken May 14, 2022. REUTERS/Khaled Abdullah 

A doctor attends to Ahmad al-Hababi, 15, who suffers head injuries due to a car accident, at a hospital in Sanaa, Yemen May 14, 2022. Picture taken May 14, 2022. REUTERS/Khaled Abdullah 

A doctor checks medical documents of Ahmad al-Hababi, 15, who suffers head injuries due to a car accident, at a hospital in Sanaa, Yemen May 14, 2022. Picture taken May 14, 2022. REUTERS/Khaled Abdullah 

A doctor attends to Ahmad al-Hababi, 15, who suffers head injuries due to a car accident, at a hospital in Sanaa, Yemen May 14, 2022. Picture taken May 14, 2022. REUTERS/Khaled Abdullah 

A medical doctor and abortion rights protester participates in nationwide demonstrations following the leaked Supreme Court opinion suggesting the possibility of overturning the Roe v. Wade abortion rights decision, in Atlanta, Georgia, U.S., May 14, 2022. REUTERS/Alyssa Pointer 

Doctors prepare a wounded Ukrainian soldier for surgery in a hospital, amid Russia's invasion, in Zaporizhzhia, Ukraine May 11, 2022. REUTERS/Gleb Garanich 

Parmedic Kostiantyn, from the Pirogov First Volunteer Mobile Hospital helps to move an injured Ukrainian solider, who was evacuated from the front line in Popasna, from an ambulance, outside a hospital in Bakhmut, Donetsk region, Ukraine, May 5, 2022. The soldier had suffered a shrapnel injury to his spine. The doctors say his life is not at risk, but he may lose the use of his arms and legs. REUTERS/Jorge Silva SEARCH "SILVA UKRAINE HOSPITAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Paramedics from the Pirogov First Volunteer Mobile Hospital move an injured Ukrainian solider, who was evacuated from the front line in Popasna, from an ambulance, amid Russia's invasion in Ukraine, outside a hospital in Bakhmut, Donetsk region, Ukraine, May 5, 2022. The soldier had suffered a shrapnel injury to his spine. The doctors say his life is not at risk, but he may lose the use of his arms and legs. REUTERS/Jorge Silva SEARCH "SILVA UKRAINE HOSPITAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY 

A medical worker stands next to an injured soldier on a stretcher, wrapped in a first aid foil blanket, before he is evacuated to a larger hospital after he was injured during combat in Popasna, amid Russia's invasion in Ukraine, at a hospital in Bakhmut, Donetsk region, Ukraine, May 5, 2022. The soldier had suffered a shrapnel injury to his spine. The doctors say his life is not at risk, but he may lose the use of his arms and legs. REUTERS/Jorge Silva SEARCH "SILVA UKRAINE HOSPITAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY 

Ukrainian military doctor and anaesthesiologist Julia, 28, poses outside the emergency room at a hospital in Bakhmut, Donetsk region, Ukraine, May 5, 2022. REUTERS/Jorge Silva SEARCH "SILVA UKRAINE HOSPITAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Cast member Elizabeth Olsen attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Wong attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Xochitl Gomez attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Rachel McAdams attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Cumberbatch attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Cumberbatch attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Cumberbatch attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Cumberbatch attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Cumberbatch attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Cumberbatch attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Cumberbatch attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni 

Cast member Benedict Cumberbatch attends the premiere of the film "Doctor Strange in the Multiverse of Madness" in Los Angeles, U.S. May 2, 2022. REUTERS/Mario Anzuoni