A chalk graffitti is seen on a road outside offices of the District Attorney, after a message was posted on the Truth Social account of former U.S. President Donald Trump stating that he had expected to be arrested, and called on his supporters to protest, in New York City, U.S. March 22, 2023. REUTERS/Andrew Kelly 

A chalk graffiti is seen outside Manhattan Criminal Court, after a message was posted on the Truth Social account of former U.S. President Donald Trump stating that he expects to be arrested on Tuesday, and called on his supporters to protest, in New York City, U.S. March 21, 2023. REUTERS/Amanda Perobelli 

Chalk written by anti-Trump demonstrators is seen outside an entrance to Manhattan Criminal Court, after a message was posted on the Truth Social account of former U.S. President Donald Trump stating that he expects to be arrested on Tuesday, and called on his supporters to protest, in New York City, U.S. March 21, 2023. REUTERS/Shannon Stapleton 

Chalk graffiti is seen on the ground outside of the Manhattan District Attorney's Office after a message was posted on the Truth Social account of former U.S. President Donald Trump stating that he expects to be arrested on Tuesday, and called on his supporters to protest, in New York City, U.S. March 21, 2023.REUTERS/David Dee Delgado 

A woman walks by a chalk statement on cement in the Union Square area of New York City, U.S., February 7, 2023. REUTERS/Shannon Stapleton 

Steve Chalke, Founder of the Oasis Charitable Trust, poses for a portrait during a Reuters interview ahead of expected teacher strikes, at Oasis Academy South Bank in London, Britain, January 27, 2023. REUTERS/Toby Melville 

Steve Chalke, Founder of the Oasis Charitable Trust, poses for a portrait during a Reuters interview ahead of expected teacher strikes, at Oasis Academy South Bank in London, Britain, January 27, 2023. REUTERS/Toby Melville 

Steve Chalke, Founder of the Oasis Charitable Trust, poses for a portrait during a Reuters interview ahead of expected teacher strikes, at Oasis Academy South Bank in London, Britain, January 27, 2023. REUTERS/Toby Melville 

Steve Chalke, Founder of the Oasis Charitable Trust, stands for a portrait during a Reuters interview ahead of expected teacher strikes, at Oasis Academy South Bank in London, Britain, January 27, 2023. REUTERS/Toby Melville 

Steve Chalke, Founder of the Oasis Charitable Trust, poses for a portrait during a Reuters interview ahead of expected teacher strikes, at Oasis Academy South Bank in London, Britain, January 27, 2023. REUTERS/Toby Melville 

Steve Chalke, Founder of the Oasis Charitable Trust, poses for a portrait during a Reuters interview ahead of expected teacher strikes, at Oasis Academy South Bank in London, Britain, January 27, 2023. REUTERS/Toby Melville 

Two children paint hearts with the names of the victims in chalk on the 10th anniversary of the shooting at Sandy Hook Elementary School in Newtown, Connecticut, U.S., December 14, 2022. REUTERS/David 'Dee' Delgado 

A heart with the name of Charlotte Bacon painted by two children in chalk on the 10th anniversary of the shooting at Sandy Hook Elementary School in Newtown, Connecticut, U.S., December 14, 2022. REUTERS/David 'Dee' Delgado 

Two children paint hearts with the names of the victims in chalk on the 10th anniversary of the shooting at Sandy Hook Elementary School in Newtown, Connecticut, U.S., December 14, 2022. REUTERS/David 'Dee' Delgado 

Latisha Hardy (L) and daughter Yvonne Shepherd (R) write notes in chalk on the sidewalk at a memorial site for victims after the mass shooting at LGBTQ nightclub Club Q in Colorado Springs, Colorado, U.S. November 22, 2022. REUTERS/Isaiah J. Downing 

Charlotte Marshall writes a note in chalk at a memorial site for victims after the mass shooting at LGBTQ nightclub Club Q in Colorado Springs, Colorado, U.S. November 22, 2022. REUTERS/Isaiah J. Downing 

Peter Aubrey of Colorado Springs writes a note with chalk on the sidewalk at a memorial site for victims after the mass shooting at LGBTQ nightclub Club Q in Colorado Springs, Colorado, U.S. November 22, 2022. REUTERS/Isaiah J. Downing 

Artistic Gymnastics - Artistic Gymnastics World Championships - M&S Bank Arena, Liverpool, Britain - November 5, 2022 Netherlands' Naomi Visser applies chalk to the bar before her routine on the women's apparatus final uneven bars REUTERS/Andrew Boyers 

Artistic Gymnastics - Artistic Gymnastics World Championships - M&S Bank Arena, Liverpool, Britain - November 5, 2022 China's Xiaoyuan Wei applies chalk to the bar before her routine on the women's apparatus final uneven bars REUTERS/Andrew Boyers 

Artistic Gymnastics - Artistic Gymnastics World Championships - M&S Bank Arena, Liverpool, Britain - November 5, 2022 Shilese Jones of the U.S. applies chalk before her routine on the women's apparatus final uneven bars REUTERS/Andrew Boyers 

Artistic Gymnastics - Artistic Gymnastics World Championships - M&S Bank Arena, Liverpool, Britain - November 4, 2022 Ukraine's Illia Kovtun puts chalk on the bars before his routine on the men's all-around final parallel bars REUTERS/Molly Darlington 

Artistic Gymnastics - Artistic Gymnastics World Championships - M&S Bank Arena, Liverpool, Britain - November 3, 2022 Britain's Jessica Gadirova with athletes powder their hands with chalk during the women's all-around final REUTERS/Phil Noble 

Artistic Gymnastics - Artistic Gymnastics World Championships - M&S Bank Arena, Liverpool, Britain - October 30, 2022 Netherlands gymnast's use a umbrella to catch chalk of the bar REUTERS/Phil Noble 

Artistic Gymnastics - Artistic Gymnastics World Championships - M&S Bank Arena, Liverpool, Britain - October 29, 2022 General view as chalk and crocs are seen REUTERS/Molly Darlington 

Drawing a square for Simple Promise Farms, a nonprofit that helps people battling addictions, artist Magin Gonzalez shows her support for Round Rock school board candidate John Keagy by including his web address in the square which is next to candidate Chuy Zarate’s during the Chalk Walk in Round Rock, near Austin, Texas, U.S., October 8, 2022. REUTERS/Nuri Vallbona 

Krista Laine, president of Access Education RRISD, a grassroots organization which says it supports school board candidates who are pro-public education, talks with potential voters about the upcoming school board election during the Chalk Walk in Round Rock, near Austin, Texas, U.S., October 8, 2022. REUTERS/Nuri Vallbona 

Krista Laine, president of Access Education RRISD, a grassroots organization which says it supports school board candidates who are pro-public education, chats with volunteer Eve Margolis, before talking to potential voters at the Chalk Walk in Round Rock, near Austin, Texas, U.S., October 8, 2022. REUTERS/Nuri Vallbona 

Krista Laine, president of Access Education RRISD, a grassroots organization which says it supports school board candidates who are pro-public education, poses for a photo at the Chalk Walk in Round Rock, near Austin, Texas, U.S., October 8, 2022. REUTERS/Nuri Vallbona 

A child runs past the square promoting school board candidates endorsed by Access Education RRISD, a grassroots organization which says it supports school board candidates who are pro-public education, at the Chalk Walk in Round Rock, near Austin, Texas, U.S., October 8, 2022. REUTERS/Nuri Vallbona 

A demonstrator writes a message with chalk during a Fridays For Future climate reparations strike, which coincides with the U.N. General Assembly's New York meeting of world leaders, in Mexico City, Mexico September 23, 2022. REUTERS/Raquel Cunha 

A person writes graffiti chalk messages of disdain in Gaelic following the announcement of the death of Queen Elizabeth, at the British Embassy in Washington, U.S., September 8, 2022. REUTERS/Tom Brenner 

Adri Brown (left), Jillian Palmer (center) and Jen Reents (right) paint with chalk under a tent during a heatwave in Sacramento, California, U.S. September 4, 2022. REUTERS/Laure Andrillon 

2022 European Championships - Artistic Gymnastics - Olympiahalle, Munich, Germany - August 21, 2022 Turkey's Ahmet Onder applies chalk to his hands during the Men's Parallel Bars Final REUTERS/Kai Pfaffenbach 

2022 European Championships - Artistic Gymnastics - Olympiahalle, Munich, Germany - August 14, 2022 Hungary's Zsofia Kovacs applies chalk to her hands during the Women's Floor Exercise Final REUTERS/Kai Pfaffenbach 

An abortion rights activist writes with chalk on a wall outside of St. Patrick's Old Cathedral in New York City, U.S., August 6, 2022. REUTERS/Shannon Stapleton 

Commonwealth Games - Weightlifting - Men's 109kg - Final - The NEC Hall 1, Birmingham, Britain - August 3, 2022 Canada's Pierre-Alexandre Bessette applies chalk to his hands during the final REUTERS/Jason Cairnduff 

Commonwealth Games - Weightlifting - Men's 96kg - Final - The NEC Hall 1, Birmingham, Britain - August 2, 2022 South Africa's Ruben Burger applies chalk to his hands during the final REUTERS/Hannah Mckay 

Commonwealth Games - Weightlifting - Men's 81kg - Final - The NEC Hall 1, Birmingham, Britain - August 1, 2022 Canada's Nicolas Vachon applies chalk to his hands during the final REUTERS/Jason Cairnduff 

A Jet fuel tanker crosses a dried section of the Ver chalk stream during a heatwave in Redbourn, Britain, July 13, 2022. REUTERS/Peter Cziborra 

General view of a section of the Ver chalk stream without flowing water as the hot weather continues in Redbourn, Britain, July 13, 2022. REUTERS/Peter Cziborra 

General view of cracked earth in a section of the Ver chalk stream without flowing water as the hot weather continues in Redbourn, Britain, July 13, 2022. REUTERS/Peter Cziborra 

General view of a section of the Ver chalk stream without flowing water as the hot weather continues in Redbourn, Britain, July 13, 2022. REUTERS/Peter Cziborra 

General view of a section of the Ver chalk stream without flowing water as the hot weather continues in Redbourn, Britain, July 13, 2022. REUTERS/Peter Cziborra 

General view of a section of the Ver chalk stream without flowing water as the hot weather continues in Redbourn, Britain, July 13, 2022. REUTERS/Peter Cziborra 

Hasidic Jewish refugee children from Ukraine draw warships and tanks on the ground with chalk in a kosher rescue village at the shores of Lake Balaton in Balatonoszod, Hungary July 11, 2022. REUTERS/Marton Monus 

A child draws in chalk near abandoned belongings along the parade route after a mass shooting at a Fourth of July parade in the Chicago suburb of Highland Park, Illinois, U.S. July 5, 2022. REUTERS/Cheney Orr 

Climate activists draw with chalk during a "Tour of Shame" demonstration outside of Republican Senators' homes following the West Virginia v. Environmental Protection Agency ruling on Capitol Hill in Washington, D.C., U.S., June 30, 2022. REUTERS/Sarah Silbiger 

Climate activists draw with chalk during a "Tour of Shame" demonstration outside of Republican Senators' homes following the West Virginia v. Environmental Protection Agency ruling on Capitol Hill in Washington, D.C., U.S., June 30, 2022. REUTERS/Sarah Silbiger 

Climate activists draw with chalk during a "Tour of Shame" demonstration outside of Republican Senators' homes following the West Virginia v. Environmental Protection Agency ruling on Capitol Hill in Washington, D.C., U.S., June 30, 2022. REUTERS/Sarah Silbiger 

Climate activists draw with chalk during a "Tour of Shame" demonstration outside of Republican Senators' homes following the West Virginia v. Environmental Protection Agency ruling on Capitol Hill in Washington, D.C., U.S., June 30, 2022. REUTERS/Sarah Silbiger 

A climate activist stands among chalk drawings during a "Tour of Shame" demonstration outside of Republican Senators' homes following the West Virginia v. Environmental Protection Agency ruling on Capitol Hill in Washington, D.C., U.S., June 30, 2022. REUTERS/Sarah Silbiger 

A bottle of vintage Dom Ruinart champagne in a chalk second skin, or "ROCK" packaging by Colourform, is seen at the Viva Technology conference dedicated to innovation and startups at Porte de Versailles exhibition center in Paris, France June 17, 2022. REUTERS/Benoit Tessier 

Tanya, 12, who is autistic and does not speak, watches other children draw with chalk in a play area at a facility for people with special needs, amid Russia's invasion of Ukraine, in Odesa, Ukraine, June 7, 2022. Tanya, like nine in 10 of the children in Ukraine's orphanage system, is a "social orphan" – children whose parents are unable to care for them or denied parental rights under Ukrainian law. REUTERS/Edgar Su SEARCH "UKRAINE DZHURIV ORPHANAGE" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY 

A person wearing a themed mask walks past a chalk drawing depicting a Union Jack flag during a street party as part of celebrations marking the Platinum Jubilee of Britain's Queen Elizabeth, in Goring and Streatley, Britain, June 5, 2022. REUTERS/Andrew Couldridge 

Sidewalk chalk reads, "bulls yes, matadors no", during protests on both sides, after a judge ordered the suspension of bullfighting at Plaza de Toros Mexico, following a lawsuit filed by activists against the practice, in Mexico City, Mexico, June 2, 2022. REUTERS/Edgard Garrido 

A girl uses a chalk to write a message at the Robb Elementary School memorial, where a gunman killed 19 children and two teachers in the deadliest U.S. school shooting in nearly a decade, in Uvalde, Texas, U.S. May 30, 2022. REUTERS/Marco Bello 

A woman leaves message in chalk at a memorial at the scene of a weekend shooting at a Tops supermarket in Buffalo, New York, U.S. May 20, 2022. REUTERS/Lindsay DeDario 

People leave messages in chalk at a memorial at the scene of a weekend shooting at a Tops supermarket in Buffalo, New York, U.S. May 20, 2022. REUTERS/Lindsay DeDario 

Children leave messages in chalk at a memorial at the scene of a weekend shooting at a Tops supermarket in Buffalo, New York, U.S. May 20, 2022. REUTERS/Lindsay DeDario 

People leave messages in chalk at a memorial at the scene of a weekend shooting at a Tops supermarket in Buffalo, New York, U.S. May 20, 2022. REUTERS/Lindsay DeDario