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Jo Applin from the Courtauld Institute of Art looks at Green Tilework in Live Flesh by Adriana Vareja,  which features in a new exhibition, Flesh, at York Art Gallery.

Danny Lawson/PA

Jo Applin from the Courtauld Institute of Art looks at Green Tilework in Live Flesh by Adriana Vareja, which features in a new exhibition, Flesh, at York Art Gallery

 Protesters shout and confront riot police officers in Charlotte, North Carolina, USA

Caitlin Penna/EPA

Protesters shout and confront riot police officers in Charlotte, North Carolina, USA 

The Washington Monument provides a backdrop as Myanmar's State Counsellor Aung San Suu Kyi is guided by U.S. National Park Service Ranger Heath Mitchell (L) on a visit to the Lincoln Memorial in Washington, U.S. September 14, 2016. REUTERS/Jonathan Ernst     TPX IMAGES OF THE DAY

Jonathan Ernst/Reuters

The Washington Monument provides a backdrop as Myanmar’s State Counsellor Aung San Suu Kyi is guided by U.S. National Park Service Ranger Heath Mitchell on a visit to the Lincoln Memorial in Washington 

An aerial view of the Statue of Liberty, September 8, 2016 in New York City. New York City is preparing to mark the 15th anniversary of the September 11 terrorist attacks. (Photo by Drew Angerer/Getty Images)

Drew Angerer/Getty

An aerial view of the Statue of Liberty. New York City is preparing to mark the 15th anniversary of the September 11 terrorist attacks

Democratic presidential nominee Hillary Clinton listens to a question while speaking to the press at Westchester County Airport September 8, 2016 in White Plains, New York. Clinton Thursday slammed her Republican opponent Donald Trump's recent praise for President Vladimir Putin as "scary." / AFP PHOTO / Brendan SmialowskiBRENDAN SMIALOWSKI/AFP/Getty Images

Brendan Smialowski/AFP/Getty

Democratic presidential nominee Hillary Clinton listens to a question while speaking to the press at Westchester County Airport in White Plains, New York 

A passerby looks at a statue depicting republican presidential nominee Donald Trump in the nude in San Francisco, United State

Justin Sullivan/Getty Images

A passerby looks at a statue depicting republican presidential nominee Donald Trump in the nude in San Francisco, United States

2016 Rio Olympics - Athletics - Final - Men's Triple Jump Final - Olympic Stadium - Rio de Janeiro, Brazil - 16/08/2016. Christian Taylor (USA) of USA competes.

Dylan Martinez/Reuters

Christian Taylor of USA competes leaps to victory in the triple jump final at the Olympics in Rio

 Michael Phelps (USA) of USA competes on his way to winning the gold medal.

Stefan Wermuth/Reuters

Men’s 200m Butterfly Final. Michael Phelps of USA competes on his way to winning the gold medal

Supporters of Republican presidential candidate Donald Trump stand for the pledge of allegiance during a campaign rally at Briar Woods High School, Tuesday, Aug. 2, 2016, in Ashburn, Va. (AP Photo/Evan Vucci)

Evan Vucci/AP

Supporters of Republican presidential candidate Donald Trump stand for the pledge of allegiance during a campaign rally at Briar Woods High School, Ashburn Virginia 

MIAMI, FL - AUGUST 01:  Larry Smart, a Miami-Dade County mosquito control inspector, uses a fogger to spray pesticide to kill mosquitos in the Wynwood neighborhood as the county fights to control the Zika virus outbreak on August 1, 2016 in Miami, Florida. Today, it was announced that 10 more individuals have been infected with the Zika virus by local mosquitoes.  (Photo by Joe Raedle/Getty Images) *** BESTPIX ***

Joe Raedle/Getty

Larry Smart, a Miami-Dade County mosquito control inspector, uses a fogger to spray pesticide to kill mosquitos in the Wynwood neighbourhood as the county fights to control the Zika virus outbreak in Miami, Florida 

epa05442919 Delegates react as Democratic Nominee for United States President Hillary Clinton appears live via satellite at the conclusion of the second day of the Democratic National Convention at the Wells Fargo Center in Philadelphia, Pennsylvania, USA, 26 July 2016. The four-day convention is expected to end with Hillary Clinton formally accepting the nomination of the Democratic Party as their presidential candidate in the 2016 election.

Justin Lane/EPA

Delegates react as Democratic Nominee for United States President Hillary Clinton appears live via satellite at the conclusion of the second day of the Democratic National Convention at the Wells Fargo Center in Philadelphia, Pennsylvania, USA 

Jaimes Campbell, who advocates for open carry, stands with a gun as police walk by in Cleveland Public Square outside the Republican National Convention in Cleveland, Ohio

Andrew Kelly/Reuters

Jaimes Campbell, who advocates for open carry, stands with a gun as police walk by in Cleveland Public Square outside the Republican National Convention in Cleveland, Ohio.

BATON ROUGE, LA - JULY 15:  The body of Alton Sterling, who was shot and killed by Baton Rouge Police officers, lies in a casket as he is brought into his funeral at Southern University on July 15, 2016 in Baton Rouge, Louisiana.  (Photo by Sean Gardner/Getty Images)

Sean Gardner/Getty

The body of Alton Sterling, who was shot and killed by Baton Rouge Police officers, lies in a casket as he is brought into his funeral at Southern University in Baton Rouge, Louisiana 

A woman stands by a makeshift memorial at the Triple S convenience store where Alton Sterling was shot dead by police in Baton Rouge, Louisiana, U.S., July 11, 2016. REUTERS/Shannon Stapleton

Shannon Stapleton/Reuters

A woman stands by a makeshift memorial at the Triple S convenience store where Alton Sterling was shot dead by police in Baton Rouge in Louisiana

 A spotlight catches the top of Democratic presidential candidate Hillary Clinton's head, as she enters to address the National Education Association's 95th Representative Assembly in Washington, DC, USA, 05 July 2016. NEA is the largest labor union in the United States.  EPA/MICHAEL REYNOLDS

Michael Reynolds/EPA

A spotlight catches the top of Democratic presidential candidate Hillary Clinton‘s head, as she enters to address the National Education Association’s 95th Representative Assembly in Washington D.C.

US Track Trials Athletics

AP Photo/Matt Slocum

Sam Kendricks competes the men’s pole vault event at the U.S. Olympic Track and Field Trials, in Eugene Ore

epa05386225 Police officers stand guard outside the courthouse before a verdict was issued in the trial of police officer Caesar Goodson, one of six Baltimore police officers charged over the death of Freddie Gray, in Baltimore, Maryland, USA, 23 June 2016. A judge issued a verdict of not-guilty in all accounts in the trial of Goodson.  EPA/MICHAEL REYNOLDS

Michael Reynolds/EPA

Police officers stand guard outside the courthouse before a verdict was issued in the trial of police officer Caesar Goodson, one of six Baltimore police officers charged over the death of Freddie Gray, in Baltimore, Maryland. A judge issued a verdict of not-guilty in all accounts in the trial of Goodson.

US Democrats staged a rare sit-in Wednesday in the House of Representatives, demanding that the Republican-led body vote on gun-control legislation following the Orlando nightclub massacre

Handout/AFP/Getty

US Democrats staged a rare sit-in Wednesday in the House of Representatives, demanding that the Republican-led body vote on gun-control legislation following the Orlando nightclub massacre

epa05381363 A Fairfax County police officer outside the headquarters of the National Rifle Association (NRA) beneath a paper heart inscribed with the name of a victim of the Orlando shooting massacre in Fairfax, VA, USA, 21 June 2016. On 20 June, the US Senate failed to pass four gun control amendments in the wake of the largest mass shooting in US history.  EPA/JIM LO SCALZO

Jim Lo Scalzo/EPA

A paper heart inscribed with the name of a victim of the Orlando shooting massacre in Fairfax obscures the face of a Fairfax County police officer outside the headquarters of the National Rifle Association (NRA)

Runners pass under the the flags flying at half-staff around the Washington Monument at daybreak in Washington, Monday, June 13, 2016. The flags were ordered to half-staff by President Barack Obama to honor the victims of the Orlando nightclub shootings. (AP Photo/J. David Ake)

David Ake/AP

Runners pass under the the flags flying at half-mast around the Washington Monument at daybreak in Washington. The flags were ordered to half-staff by President Barack Obama to honor the victims of the Orlando nightclub shootings