A soldier directs a "Clouded Leopard" armored vehicle to be parked under a flyover during the annual Han Kuang military drill in Tainan, Taiwan, September 14, 2021. REUTERS/Ann Wang

Soldiers put camouflage netting over a "Clouded Leopard" armored vehicle parked under a flyover during the annual Han Kuang military drill in Tainan, Taiwan, September 14, 2021. REUTERS/Ann Wang

A tank passes under a flyover during the annual Han Kuang military drill in Tainan, Taiwan, September 14, 2021. REUTERS/Ann Wang

A couple leaves on their rickshaw after receiving a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

A woman waits to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

Children peep inside a tent where people receiving a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

People wait to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

A man, who was asked to wait for observation after he was given a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise providing relief after floods and other natural disasters, sits next to buffalos at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

People wait to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

A woman stands with her children as she waits to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

A woman receives a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

People wait to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

People wait to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

A man walks near a flower shop on the 250 street in the Cairo neighbourhood of Maadi where trees and plant nurseries are threatened by the planned construction of a new flyover that would connect the ring road, Egypt July 14, 2021. REUTERS/Amr Abdallah Dalsh

A general view of trees and plant nurseries on the 250 street in the Cairo neighbourhood of Maadi which are threatened by the planned construction of a new flyover that would connect the ring road, Egypt July 14, 2021. REUTERS/Amr Abdallah Dalsh

A woman takes her meal under a flyover as dining-in is restricted during the coronavirus outbreak (COVID-19) outbreak in Singapore June 10, 2021. REUTERS/Edgar Su

Traffic moves on a flyover, after authorities eased lockdown restrictions that were imposed to slow the spread of the coronavirus disease (COVID-19), in New Delhi, India, June 8, 2021. REUTERS/Adnan Abidi

Formula One F1 - Emilia Romagna Grand Prix - Autodromo Enzo e Dino Ferrari, Imola, Italy - April 18, 2021 The Italian Air Force during a flyover before the race REUTERS/Guglielmo Mangiapane

An aerial view of Jerusalem's Old City is seen during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, April 15, 2021. REUTERS/Amir Cohen

An aerial view of Jerusalem's Old City is seen during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, April 15, 2021. REUTERS/Amir Cohen

An aerial view of Jerusalem's Old City is seen during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, April 15, 2021. REUTERS/Amir Cohen

An aerial view of the Galilee is seen during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, Israel April 15, 2021. REUTERS/Amir Cohen

An IAI cargo Boeing 777 flies over Tel Aviv during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, Israel April 15, 2021. REUTERS/Amir Cohen

An aerial view of Hadera power station is seen during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, Israel April 15, 2021. REUTERS/Amir Cohen

An IAI cargo Boeing 777 flies over Netanya during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, Israel April 15, 2021. REUTERS/Amir Cohen

An IAI cargo Boeing 777 flies over Haifa bay during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, Israel April 15, 2021. REUTERS/Amir Cohen

An IAI cargo Boeing 777 flies over Masada during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, Israel April 15, 2021. REUTERS/Amir Cohen TPX IMAGES OF THE DAY

An IAI cargo Boeing 777 flies over Haifa bay during a flyover by IAI (Israel Aerospace Industries) planes on Israel's Independence Day, which marks the 73rd anniversary of the creation of the state, Israel April 15, 2021. REUTERS/Amir Cohen

Workers build a pillar at the site of the metro railway flyover under construction in Ahmedabad, India, January 31, 2021. Picture taken January 31, 2021. REUTERS/Amit Dave

Cars pass the Tomb of Al Zahir Qansuh, amid the rubble of demolished mausoleums, cleared to make way for the construction of al-Fardous flyover through graveyards, allegedly from the Mamluk era, on the Qansuh Al Ghuri street, at the Northern Cemetery known as "City of Dead", in the Cairo Necropolis Egypt December 8, 2020. REUTERS/Amr Abdallah Dalsh

People and cars pass the Tomb of Al Zahir Qansuh, amid the rubble of demolished mausoleums, cleared to make way for the construction of al-Fardous flyover through graveyards, allegedly from the Mamluk era, on the Qansuh Al Ghuri street, at the Northern Cemetery known as "City of Dead", in the Cairo Necropolis Egypt December 8, 2020. REUTERS/Amr Abdallah Dalsh

A man works at the Tomb of Al Zahir Qansuh at the Northern Cemetery known as "City of Dead", which is being cleared to make way for the construction of al-Fardous flyover through graveyards, allegedly from the Mamluk era in the Cairo Necropolis, in Egypt December 8, 2020. REUTERS/Amr Abdallah Dalsh

Vehicles drive past the Tomb of Al Zahir Qansuh amid the rubble of demolished mausoleums, cleared to make way for the construction of al-Fardous flyover through graveyards, allegedly from the Mamluk era, on the Qansuh Al Ghuri street, at the Northern Cemetery known as "City of Dead", in the Cairo Necropolis, Egypt December 8, 2020. REUTERS/Amr Abdallah Dalsh

A man wearing a protective face mask walks through a cloud of dust amid the rubble of demolished mausoleums at the Northern Cemetery known as "City of Dead" in order to build a flyover al-Fardous through graveyards, allegedly from the Mamluk era in the Cairo Necropolis, as the coronavirus disease (COVID-19) pandemic continues in Egypt December 8, 2020. REUTERS/Amr Abdallah Dalsh

A man works at the Tomb of Al Zahir Qansuh, amid the rubble of demolished mausoleums, cleared to make way for construction of al-Fardous flyover through graveyards, allegedly from the Mamluk era, at Qansuh Al Ghuri street, in the Northern Cemetery known as "City of Dead", in the Cairo Necropolis, Egypt December 8, 2020. REUTERS/Amr Abdallah Dalsh

A man rides his motorcycle amid the rubble of demolished mausoleums, cleared to make way for the construction of al-Fardous flyover through graveyards, allegedly from the Mamluk era, at the Northern Cemetery known as "City of Dead", in the Cairo Necropolis Egypt December 8, 2020. REUTERS/Amr Abdallah Dalsh

Vintage aircraft make a flyover as U.S. veterans ride in a restored swift boat during a boat parade to celebrate Veterans Day during the outbreak of the coronavirus disease (COVID-19) in San Diego, California, U.S., November 11, 2020. REUTERS/Mike Blake

Vintage aircraft make a flyover as U.S. veterans ride in a restored swift boat during a boat parade to celebrate Veterans Day during the outbreak of the coronavirus disease (COVID-19) in San Diego, California, U.S., November 11, 2020. REUTERS/Mike Blake

Traffic moves on a flyover along a residential area on a smoggy morning in New Delhi, India, November 9, 2020. REUTERS/Danish Siddiqui

Labourers work at a construction site of a flyover amidst smog in New Delhi, India, November 6, 2020. REUTERS/Adnan Abidi

A labourer works at a construction site of a flyover amidst smog in New Delhi, India, November 6, 2020. REUTERS/Adnan Abidi

A boy jumps into a polluted canal from a flyover in Kolkata, India, October 16, 2020. REUTERS/Rupak De Chowdhuri TPX IMAGES OF THE DAY

Airplanes perform a flyover during the reopening ceremony for the Gerald Desmond Bridge in Long Beach, California, U.S., October 2, 2020. REUTERS/Mario Anzuoni

Airplanes perform a flyover during the reopening ceremony for the Gerald Desmond Bridge in Long Beach, California, U.S., October 2, 2020. REUTERS/Mario Anzuoni

A general view of the destroyed graves, demolished by the government during building a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt, August 16, 2020. Picture taken August 16, 2020. REUTERS/Mohamed Abd El Ghany

A girl holding a bottle of water walks in an area where she used to live, beside the destroyed graves, demolished by the government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt, August 16, 2020. Picture taken August 16, 2020. REUTERS/Mohamed Abd El Ghany

A view of the destroyed graves, demolished by the government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt, August 16, 2020. Picture taken August 16, 2020. REUTERS/Mohamed Abd El Ghany

A general view of the destroyed graves, demolished by the government during building a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt, August 16, 2020. Picture taken August 16, 2020. REUTERS/Mohamed Abd El Ghany

A man walks in front of an area where he used to live, beside the destroyed graves, demolished by the government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt, August 16, 2020. Picture taken August 16, 2020. REUTERS/Mohamed Abd El Ghany

A man stands in an area where he used to live, beside the destroyed graves, demolished by the government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt, August 16, 2020. Picture taken August 16, 2020. REUTERS/Mohamed Abd El Ghany

A general view of the destroyed graves, demolished by the government during building a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt, August 16, 2020. Picture taken August 16, 2020. REUTERS/Mohamed Abd El Ghany

Workers are seen during building a flyover through destroyed graves, demolished by the government, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt, August 16, 2020. Picture taken August 16, 2020. REUTERS/Mohamed Abd El Ghany

People stand at an area where they used to live, beside the destroyed graves demolished by government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt July 29, 2020. REUTERS/Mohamed Abd El Ghany

A general view of the destroyed graves demolished by government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt July 29, 2020. REUTERS/Mohamed Abd El Ghany

People sit at an area where they used to live, beside the destroyed graves demolished by government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt July 29, 2020. REUTERS/Mohamed Abd El Ghany

A general view of the destroyed graves demolished by government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt July 29, 2020. REUTERS/Mohamed Abd El Ghany

A dog stands near the destroyed graves demolished by government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt July 29, 2020. REUTERS/Mohamed Abd El Ghany

A boy sits at an area where he and his family used to live, beside the destroyed graves demolished by government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt July 29, 2020. REUTERS/Mohamed Abd El Ghany

A boy riding a motorbike passes in front of the destroyed graves demolished by government in order to build a flyover through the graveyard, allegedly from the Mamluk era, amid the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt July 29, 2020. REUTERS/Mohamed Abd El Ghany

U.S. President Donald Trump and first lady Melania Trump watch a U.S. Air Force B2 Stealth Bomber flyover while hosting a 4th of July "2020 Salute to America" to celebrate the U.S. Independence Day holiday on the South Lawn of the White House in Washington, U.S., July 4, 2020. REUTERS/Carlos Barria