A student passes by people protesting against the use of public-school gymnasiums being used to house migrants seeking asylum, in Brooklyn, New York, U.S., May 16, 2023. REUTERS/Brendan McDermid 

A mother of a student reacts, during a protest against the use of public-school gymnasiums being used to house migrants seeking asylum, in Brooklyn, New York, U.S., May 16, 2023. REUTERS/Brendan McDermid 

Students pass by people protesting against the use of public-school gymnasiums being used to house migrants seeking asylum, in Brooklyn, New York, U.S., May 16, 2023. REUTERS/Brendan McDermid 

Students pass by people protesting against the use of public-school gymnasiums being used to house migrants seeking asylum, in Brooklyn, New York, U.S., May 16, 2023. REUTERS/Brendan McDermid 

People protest against the use of public-school gymnasiums being used to house migrants seeking asylum, in Brooklyn, New York, U.S., May 16, 2023. REUTERS/Brendan McDermid 

People protest against the use of public-school gymnasiums being used to house migrants seeking asylum, in Brooklyn, New York, U.S., May 16, 2023. REUTERS/Brendan McDermid 

A Mother holds her son, a student, during a protest against the use of public-school gymnasiums being used to house migrants seeking asylum, in Brooklyn, New York, U.S., May 16, 2023. REUTERS/Brendan McDermid 

People protest against the use of public-school gymnasiums being used to house migrants seeking asylum, in Brooklyn, New York, U.S., May 16, 2023. REUTERS/Brendan McDermid 

A Palestinian woman walks past a closed school in the aftermath of deadly Israeli strikes, in the southern Gaza Strip May 10, 2023. REUTERS/Ibraheem Abu Mustafa 

A Palestinian woman walks past a closed school in the aftermath of deadly Israeli strikes, in the southern Gaza Strip May 10, 2023. REUTERS/Ibraheem Abu Mustafa 

People attend a protest "Serbia against violence" in reaction to recent mass shootings that have shaken the country, in Belgrade, Serbia, May 8, 2023. The banner reads: "Money for schools, not for police" REUTERS/Zorana Jevtic 

Israeli machinery are seen after they demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/Mussa Qawasma 

Israeli troops take position during clashes between Palestinians and Israeli troops after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/Mussa Qawasma 

The headmistress covers her face from tear gas during clashes between Palestinians and Israeli troops after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/Mussa Qawasma 

A Palestinian walks near tear gas during clashes between Palestinians and Israeli troops after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/Mussa Qawasma 

Palestinians argue with Israeli troops during clashes between Palestinians and Israeli troops after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/Mussa Qawasma 

Palestinians throw stones during clashes between Palestinians and Israeli troops after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/Mussa Qawasma 

Palestinians stand on thr rubble after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/ Mussa Qawasma 

A Palestinian sits next to the rubble after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/ Mussa Qawasma 

A Palestinian shows damaged books after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7,2023. REUTERS/ Mussa Qawasma 

A Palestinian student stands on the rubble after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/ Mussa Qawasma 

A Palestinian kicks a tear gas grenade during clashes between Palestinians and Israeli troops after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7, 2023. REUTERS/ Mussa Qawasma 

Palestinian students show damaged books after Israeli machinery demolish a school near Bethlehem in the Israeli-occupied West Bank May 7,2023. REUTERS/ Mussa Qawasma 

People attend a funeral for the murdered security guard, following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, at the Lesce cemetery in Belgrade, Serbia May 6, 2023. REUTERS/Zorana Jevtic 

People attend a funeral for the murdered security guard, following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, at the Lesce cemetery in Belgrade, Serbia May 6, 2023. REUTERS/Zorana Jevtic 

People attend a funeral for the murdered security guard, following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, at the Lesce cemetery in Belgrade, Serbia May 6, 2023. REUTERS/Zorana Jevtic 

People attend a funeral for the murdered security guard, following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, at the Lesce cemetery in Belgrade, Serbia May 6, 2023. REUTERS/Zorana Jevtic 

People attend a funeral for the murdered security guard, following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, at the Lesce cemetery in Belgrade, Serbia May 6, 2023. REUTERS/Zorana Jevtic 

Partizan fans pay tribute before the start of the match between Partizan and Real Madrid, following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

A Partizan fan holds a flower before the start of the match between Partizan and Real Madrid, following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

Partizan fans light up candles before the start of the match between Partizan and Real Madrid, following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People react as they pay tribute in the temple of St. Sava following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People light up candles in the temple of St. Sava following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People light up candles in the temple of St. Sava following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People light up candles in the temple of St. Sava following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People react as they pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People react as they pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic TPX IMAGES OF THE DAY 

Sudanese families are seen next to metal sleeping beds as they look to make their way to Egypt through the Qustul border, after the crisis in Sudan's capital Khartoum, in the Sudanese city of Wadi Halfa, Sudan May 1, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa’s schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

Sudanese families and people from other nationalities rest and wait on metal beds outside a mosque as they make their way to Egypt through the Qustul border, after the crisis in Sudan's capital Khartoum, in the Sudanese city of Wadi Halfa, Sudan May 1, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa’s schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

Sudanese families prepare to ride on trucks while on their way to Egypt through the Qustul border, after the crisis in Sudan's capital Khartoum, in the Sudanese city of Wadi Halfa, Sudan May 1, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa’s schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

People react as they pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People react as they pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People react as they pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

Metal sleeping beds are seen on the road next to Sudanese people who on their way to Egypt through the Qustul border, after the crisis in Sudan's capital Khartoum, in the Sudanese city of Wadi Halfa, Sudan May 1, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa’s schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

Sudanese and people from other nationalities take rest and prepare metal beds outside a mosque while on their way to Egypt through the Qustul border, after the crisis in Sudan's capital Khartoum, in the Sudanese city of Wadi Halfa, Sudan May 1, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa’s schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

People react as they pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People react as they pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

Sudanese and people from other nationalities ride trucks to cross the river Nile in a ferry, after the crisis in Sudan's capital Khartoum, while on their way to Egypt through the Qustul border, in the Sudanese city of Wadi Halfa, Sudan May 2, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa’s schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

People gather to pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People react as they pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

People gather to pay tribute following a school mass shooting, after a boy opened fire on others, killing fellow students and staff, in Belgrade, Serbia May 4, 2023. REUTERS/Zorana Jevtic 

Sudanese families are seen inside a truck, after the crisis in Sudan's capital Khartoum, while on their way to Egypt through the Qustul border, in the Sudanese city of Wadi Halfa, Sudan May 1, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa's schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

Sudanese families and people from other nationalities rest and wait on metal beds outside a mosque, after the crisis in Sudan's capital Khartoum, while on their way to Egypt through the Qustul border, in the Sudanese city of Wadi Halfa, Sudan May 1, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa’s schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

Sudanese families and people from other nationalities take a rest inside a mosque, after the crisis in Sudan's capital Khartoum, while on their way to Egypt through the Qustul border, in the Sudanese city of Wadi Halfa, Sudan May 1, 2023. Sudanese and other nationalities resort to spending the nights on metal beds in Wadi Halfa’s schools, parks, and mosques, waiting for their Egyptian visa to cross Qustul border to Egypt. REUTERS/Heba Fouad 

People gather to pay tribute near the school where a mass shooting was carried out by a boy who opened fire on others, killing fellow students and staff in Belgrade, Serbia, May 4, 2023. REUTERS/Antonio Bronic 

A person pays tribute in front of the school where a mass shooting was carried out by a boy who opened fire on others, killing fellow students and staff in Belgrade, Serbia, May 4, 2023. REUTERS/Antonio Bronic 

People gather to pay tribute near the school where a mass shooting was carried out by a boy who opened fire on others, killing fellow students and staff in Belgrade, Serbia, May 4, 2023. REUTERS/Antonio Bronic 

People gather to pay tribute near the school where a mass shooting was carried out by a boy who opened fire on others, killing fellow students and staff in Belgrade, Serbia, May 4, 2023. REUTERS/Antonio Bronic 

People gather to pay tribute near the school where a mass shooting was carried out by a boy who opened fire on others, killing fellow students and staff in Belgrade, Serbia, May 4, 2023. REUTERS/Antonio Bronic