One of the new recruits of the Vatican's elite Swiss Guard attends the swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

One of the new recruits of the Vatican's elite Swiss Guard attends the swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss President Guy Parmelin and his wife Caroline Parmelin attend the Swiss Guards swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. Picture taken with a zoom burst. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards play instruments as they attend the swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

One of the new recruits of the Vatican's elite Swiss Guard plays an instrument as he attends the swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

Swiss Guards attend their swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

A swiss guard is seen at the San Damaso courtyard ahead of the Swiss Guards swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

A swiss guard is seen at the San Damaso courtyard ahead of the Swiss Guards swearing-in ceremony at the Vatican, May 6, 2021. REUTERS/Remo Casilli

The new directors of Venezuela's National Electoral Council participate in a swearing-in ceremony during an extraordinary session at the National Assembly in Caracas, Venezuela May 4, 2021. REUTERS/Leonardo Fernandez Viloria

Enrique Marquez, new director of Venezuela's National Electoral Council, participates in a swearing-in ceremony during an extraordinary session at the National Assembly in Caracas, Venezuela May 4, 2021. REUTERS/Leonardo Fernandez Viloria

U.S. Vice President Kamala Harris ceremonially swears in Samantha Power as the Administrator of the United States Agency for International Development (USAID) as her husband Cass Sunstein and her daughter Rian stand with her in Washington, U.S., May 3, 2021. REUTERS/Kevin Lamarque

Former senator Bill Nelson says his wife Grace, standing next to him, is his rock, after being sworn in by Vice President Kamala Harris as NASA's 14th administrator, with guests Pam Melroy, nominee for Deputy NASA Administrator, Charlie Bolden, former NASA Administrator, holding a laptop with former administrator Jim Bridenstine on the screen, his son Bill Jr., and daughter Nan Ellen, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

Former senator Bill Nelson points to the Lunar sample from Apollo 16 collected by astronaut John Young, accompanied by his wife Grace, his son Bill Jr., and his daughter Nan Ellen, after being sworn in by Vice President Kamala Harris as NASA's 14th administrator, with guests Pam Melroy, nominee for Deputy NASA Administrator, and Charlie Bolden, former NASA Administrator, holding a laptop with former administrator Jim Bridenstine on the screen, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris speaks to former administrator Jim Bridenstine on the laptop screen, after swearing in former senator Bill Nelson, as NASA's 14th administrator, accompanied by his wife, Grace, holding the family bible, his son Bill Jr., his daughter Nan Ellen, and guests Pam Melroy, nominee for Deputy NASA Administrator, and Charlie Bolden, former NASA Administrator, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris walks out of the vice president's ceremonial office after the swearing-in of former senator Bill Nelson as NASA's 14th administrator, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris speaks to former administrator Jim Bridenstine on the laptop screen, after swearing in former senator Bill Nelson, as NASA's 14th administrator, accompanied by his wife, Grace, holding the family bible, his son Bill Jr., his daughter Nan Ellen, and guests Pam Melroy, nominee for Deputy NASA Administrator, and Charlie Bolden, former NASA Administrator, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

Former senator Bill Nelson speaks after being sworn in by Vice President Kamala Harris as NASA's 14th administrator, accompanied by his wife, Grace, holding the family bible, his son Bill Jr., his daughter Nan Ellen and guests Pam Melroy, nominee for Deputy NASA Administrator, and Charlie Bolden, former NASA Administrator, holding a laptop with former administrator Jim Bridenstine on the screen, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris stands in the vice president's ceremonial office after the swearing-in of former senator Bill Nelson as NASA's 14th administrator, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris swears in former senator Bill Nelson as NASA's 14th administrator, with his hand on the family bible held by his wife, Grace, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris swears in former senator Bill Nelson as NASA's 14th administrator, with his wife, Grace, holding the family bible, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris swears in former senator Bill Nelson as NASA's 14th administrator, with his hand on the family bible held by his wife, Grace, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris walks into the vice president's ceremonial office ahead of a swearing-in of former senator Bill Nelson as NASA's 14th administrator, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

U.S. Vice President Kamala Harris swears in former senator Bill Nelson as NASA's 14th administrator, with his hand on the family bible held by his wife, Grace, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

Former senator Bill Nelson and his wife, Grace, walk into the vice president's ceremonial office ahead of U.S. Vice President Kamala Harris swearing Nelson in as NASA's 14th administrator, in the Eisenhower Executive Office Building at the White House in Washington, U.S., May 3, 2021. REUTERS/Cheriss May

President of El Salvador's Congress, Ernesto Castro, swears in the new president of the Supreme Court, Oscar Lopez Jerez, as the congress removed the Supreme Court judges, at the Salvadoran congress, in San Salvador, El Salvador, May 1, 2021. REUTERS/Jose Cabezas

People swear an oath to the Chinese Communist Party (CCP) in front of an installation that includes an image of Chinese President Xi Jinping at an exhibition marking the party's 100th founding anniversary in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

Hennepin County District Judge Peter Cahill swears in a deputy to sequester the jury during their deliberations, during the trial of former Minneapolis police officer Derek Chauvin for second-degree murder, third-degree murder and second-degree manslaughter in the death of George Floyd in Minneapolis, Minnesota, U.S. April 19, 2021 in a still image from video. Pool via REUTERS

Lawmakers, some under quarantine due to the outbreak of the coronavirus disease (COVID-19), swear in during the first plenary session of the new parliament in Sofia, Bulgaria, April 15, 2021. REUTERS/Stoyan Nenov

U.S. House Speaker Nancy Pelosi (D-CA) ceremonially swears in U.S. Representative-elect Julia Letlow (R-LA) after Letlow was elected to fill the Louisiana 5th Congressional District seat won last year by her late husband, Luke who died of coronavirus disease (COVID-19) in December before taking office, as her father-in-law Johnny Letlow holds a bible, mother-in-law Julia holds Rep. Letlow's daughter Jacqueline and son Jeremiah stands by at the U.S. Capitol in Washington, U.S., April 14, 2021. REUTERS/Evelyn Hockstein

U.S. House Speaker Nancy Pelosi (D-CA) hosts the ceremonial swearing-in of U.S. Representative-elect Julia Letlow (R-LA) after Letlow was elected to fill the Louisiana 5th Congressional District seat won last year by her late husband, Luke who died of coronavirus disease (COVID-19) in December before taking office, as family members standby at the U.S. Capitol in Washington, U.S., April 14, 2021. REUTERS/Evelyn Hockstein

Israeli Prime Minister Benjamin Netanyahu and Finance Minister Israel Katz sit in the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

Itamar Ben-Gvir speaks in the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

Itamar Ben-Gvir speaks in the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

Ayman Odeh attends the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

Religious Zionist party leader, Bezalel Smotrich, and Shas party head, Aryeh Deri attend the swearing-in ceremony at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

Israeli Defence Minister Benny Gantz sits in the Plenum during the swearing-in ceremony at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/Pool via REUTERS

Israeli President Reuven Rivlin speaks in the Plenum during the swearing-in ceremony at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/Pool via REUTERS

Israeli Prime Minister Benjamin Netanyahu and Defence Minister Benny Gantz sit in the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/Pool via REUTERS

Israeli Prime Minister Benjamin Netanyahu and Defence Minister Benny Gantz sit in the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

A general view shows the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

Naftali Bennett, head of the Yamina party sits in the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

Israeli Prime Minister, Benjamin Netanyahu chats with members of his party in the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/Pool via REUTERS

Israeli Prime Minister Benjamin Netanyahu and Defence Minister Benny Gantz sit in the Plenum during the swearing-in ceremony, at the Knesset, the Israeli Parliament, in Jerusalem April 6, 2021. Alex Kolomoisky/ Pool via REUTERS

The newly elected Kosovo President Vjosa Osmani walks with her husband and two twins daughters after a swearing in ceremony, in Pristina, Kosovo April 6, 2021. REUTERS/Laura Hasani

The newly elected Kosovo President Vjosa Osmani and the Speaker of Parliament Glauk Konjufca are pictured during a swearing in ceremony in Pristina, Kosovo April 6, 2021. REUTERS/Laura Hasani

The newly elected Kosovo President Vjosa Osmani is pictured during a swearing in ceremony in Pristina, Kosovo April 6, 2021. REUTERS/Laura Hasani

The newly elected Kosovo President Vjosa Osmani and the Speaker of Parliament Glauk Konjufca are pictured during a swearing in ceremony in Pristina, Kosovo April 6, 2021. REUTERS/Laura Hasani

The newly elected Kosovo President Vjosa Osmani and the Speaker of Parliament Glauk Konjufca are pictured during a swearing in ceremony in Pristina, Kosovo April 6, 2021. REUTERS/Laura Hasani

The newly elected Kosovo President Vjosa Osmani, and the Speaker of Parliament Glauk Konjufca are pictured during a swearing in ceremony in Pristina, Kosovo April 6, 2021. REUTERS/Laura Hasani

The newly elected Kosovo President Vjosa Osmani is pictured during a swearing in ceremony in Pristina, Kosovo April 6, 2021. REUTERS/Laura Hasani