A member of the FDNY carries an empty gurney from the scene of an alleged homicide in the Brooklyn borough of New York, U.S., September 7, 2020. REUTERS/Shannon Stapleton

A NYC coroner carries an empty gurney at the scene of an alleged homicide in the Brooklyn borough of New York, U.S., September 7, 2020. REUTERS/Shannon Stapleton

A man wearing a face mask moves a gurney at a damaged hospital following Tuesday's blast in Beirut, Lebanon August 5, 2020. REUTERS/Mohamed Azakir

People wearing face masks move a gurney at a damaged hospital following Tuesday's blast in Beirut, Lebanon August 5, 2020. REUTERS/Mohamed Azakir

Caskets of bodies in the chapel room and empty gurneys line the hallway at the Gerard J. Neufeld funeral home during the outbreak of the coronavirus disease (COVID-19) in the borough of Queens, New York, U.S., April 26, 2020. REUTERS/Bryan R Smith

Coronavirus patient Maria Josefa Arias, 76, is lifted onto a gurney by her son Ander Maria Dominguez Arias and emergency technician Marisa Arguello de Paula technician during the coronavirus disease (COVID-19) outbreak, Llodio, Spain, April 19, 2020. REUTERS/Vincent West

Coronavirus patient Maria Josefa Arias, 76, is lifted onto a gurney by her son Ander Maria Dominguez Arias and emergency technician Marisa Arguello de Paula technician during the coronavirus disease (COVID-19) outbreak, Llodio, Spain, April 19, 2020. REUTERS/Vincent West

Coronavirus patient Maria Josefa Arias, 76, is lifted onto a gurney by her son Ander Maria Dominguez Arias and emergency technician Marisa Arguello de Paula technician during the coronavirus disease (COVID-19) outbreak, Llodio, Spain, April 19, 2020. REUTERS/Vincent West

An Emergency Medical Technician (EMT) disinfects a gurney after transporting a patient to Gateway Care and Rehabilitation Center, where 7 deaths and 65 confirmed cases of coronavirus disease (COVID-19) among its facility staff and patients were reported, in Hayward, California, U.S. April 10, 2020. REUTERS/Stephen Lam

An Emergency Medical Technician (EMT) disinfects a gurney after transporting a patient to Gateway Care and Rehabilitation Center, where 7 deaths and 65 confirmed cases of coronavirus disease (COVID-19) among its facility staff and patients were reported, in Hayward, California, U.S. April 10, 2020. REUTERS/Stephen Lam

French soldiers transport soldiers on gurneys during a drill at the military field hospital set up outside the Emile Muller Hospital in Mulhouse, France, March 24, 2020 during a lockdown to stop the spread of coronavirus disease COVID-19. Sebastien Bozon/Pool via REUTERS

French soldiers transport a soldier on a gurney during a drill at the military field hospital set up outside the Emile Muller Hospital in Mulhouse, France, March 24, 2020 during a lockdown to stop the spread of coronavirus disease COVID-19. Sebastien Bozon/Pool via REUTERS

French soldiers transport a soldier on a gurney during a drill at the military field hospital set up outside the Emile Muller Hospital in Mulhouse, France, March 24, 2020 during a lockdown to stop the spread of coronavirus disease COVID-19. Sebastien Bozon/Pool via REUTERS

A patient is moved to an ambulance on gurney at the Life Care Center of Kirkland, the Seattle-area nursing home at the epicenter of one of the biggest coronavirus outbreaks in the United States, in Kirkland, Washington, U.S. March 10, 2020. REUTERS/Jason Redmond

Medics bring out a patient on a gurney at the Life Care Center of Kirkland, a long-term care facility linked to several confirmed coronavirus cases, in Kirkland, Washington, U.S. March 5, 2020. REUTERS/Lindsey Wasson?

Medics bring out a patient on a gurney at the Life Care Center of Kirkland, a long-term care facility linked to several confirmed coronavirus cases, in Kirkland, Washington, U.S. March 5, 2020. REUTERS/Lindsey Wasson?

Nov 16, 2019; Berkeley, CA, USA; California Golden Bears head coach Justin Wilcox talks with California Golden Bears linebacker Evan Tattersall (54) father on the field as his son is placed on gurney during the second quarter against the USC Trojans at California Memorial Stadium. Mandatory Credit: Neville E. Guard-USA TODAY Sports

Sep 18, 2019; Montreal, Quebec, Canada; Montreal Impact Impact forward Maximiliano Urruti (37) is taken off the field in a gurney during the second half in the Canadian Championship final against the Toronto FC at Stade Saputo. Mandatory Credit: Eric Bolte-USA TODAY Sports

Feb 27, 2019; Newark, NJ, USA; New Jersey Devils defenseman Mirco Mueller (25) is rolled off the ice on a gurney after suffering an apparent injury during the third period against the Calgary Flames at Prudential Center. Mandatory Credit: Ed Mulholland-USA TODAY Sports

Feb 27, 2019; Newark, NJ, USA; Players look on as New Jersey Devils defenseman Mirco Mueller (25) is rolled off the ice on a gurney after suffering an apparent injury during the third period against the Calgary Flames at Prudential Center. Mandatory Credit: Ed Mulholland-USA TODAY Sports

A gurney carrying the body of Kate Spade is taken from her apartment in Manhattan, New York, U.S., June 5, 2018. REUTERS/Shannon Stapleton

Paramedics wheel a gurney past fans of Britain's royal family who are camped out outside the hospital where Catherine, the Duchess of Cambridge, is due to give birth, in London, April 11, 2018. REUTERS/Henry Nicholls

A gurney is pushed down a corridor in Frimley Park Hospital near Camberley, Britain, January 4, 2018. REUTERS/Toby Melville

Cricket - Birmingham Bears vs Nottinghamshire Outlaws - Final - NatWest T20 Blast Finals Day - Birmingham, Britain - September 2, 2017 Notts' Harry Gurney celebrates after taking the wicket of Birmingham's Dominic Sibley Action Images/Andrew Boyers

Cricket - Hampshire v Nottinghamshire Outlaws - Semi Final - NatWest T20 Blast Finals Day - Birmingham, Britain - September 2, 2017 Notts' Harry Gurney in action Action Images/Andrew Boyers

Cricket - Hampshire v Nottinghamshire Outlaws - Semi Final - NatWest T20 Blast Finals Day - Birmingham, Britain - September 2, 2017 Notts' Harry Gurney in action Action Images/Andrew Boyers

Cricket - Hampshire v Nottinghamshire Outlaws - Semi Final - NatWest T20 Blast Finals Day - Birmingham, Britain - September 2, 2017 Notts' Harry Gurney in the field Action Images/Andrew Boyers TPX IMAGES OF THE DAY

Children play with a gurney near burning tires as clashes broke out while the Constituent Assembly election was being carried out in Caracas, Venezuela, July 30, 2017. REUTERS/Carlos Garcia Rawlins

A man is transported to a hospital on a gurney after a car bomb attack in Lashkar Gah, Helmand province, Afghanistan June 22, 2017. REUTERS/Abdul Malik

A medical gurney is wheeled into Orly airport southern terminal after a shooting incident near Paris, France March 18, 2017. REUTERS/Christian Hartmann TPX IMAGES OF THE DAY

Repeating correcting date - A medical gurney is wheeled into Orly airport southern terminal after a shooting incident near Paris, France March 18, 2017. REUTERS/Christian Hartmann TPX IMAGES OF THE DAY

A medical gurney is wheeled into Orly airport southern terminal after a shooting incident near Paris, France March 18, 2017. REUTERS/Christian Hartmann TPX IMAGES OF THE DAY

A medical gurney is wheeled into Orly airport southern terminal after a shooting incident near Paris, France March 18, 2017. REUTERS/Christian Hartmann

A medical gurney is wheeled into Orly airport southern terminal after a shooting incident near Paris, France March 18, 2017. REUTERS/Christian Hartmann TPX IMAGES OF THE DAY

A survivor of an accident with a Polish truck is rescued on a stretcher near a Christmas market on Breitscheidplatz square near the fashionable Kurfuerstendamm avenue in the west of Berlin, Germany, December 19, 2016. REUTERS/Fabrizio Bensch

A survivor of an accident with a Polish truck is rescued on a stretcher near a Christmas market on Breitscheidplatz square near the fashionable Kurfuerstendamm avenue in the west of Berlin, Germany, December 19, 2016. REUTERS/Fabrizio Bensch

A survivor of an accident with a Polish truck is rescued on a stretcher near a Christmas market on Breitscheidplatz square near the fashionable Kurfuerstendamm avenue in the west of Berlin, Germany, December 19, 2016. REUTERS/Fabrizio Bensch

A survivor of an accident with a Polish truck is rescued on a stretcher near a Christmas market on Breitscheidplatz square near the fashionable Kurfuerstendamm avenue in the west of Berlin, Germany, December 19, 2016. REUTERS/Fabrizio Bensch TPX IMAGES OF THE DAY

A person is carried into an ambulance at the site of an accident with a truck at a Christmas market on Breitscheidplatz square near the fashionable Kurfuerstendamm avenue in the west of Berlin, Germany, December 19, 2016. REUTERS/Fabrizio Bensch

A person is carried into an ambulance at the site of an accident with a truck at a Christmas market on Breitscheidplatz square near the fashionable Kurfuerstendamm avenue in the west of Berlin, Germany, December 19, 2016. REUTERS/Fabrizio Bensch

Police and emergency workers are at the site of an accident at a Christmas market on Breitscheidplatz square near the fashionable Kurfuerstendamm avenue in the west of Berlin, Germany, December 19, 2016. REUTERS/Fabrizio Bensch

Football Soccer Britain - Manchester United v Tottenham Hotspur - Premier League - Old Trafford - 11/12/16 Manchester United's Henrikh Mkhitaryan is stretchered off injured Reuters / Andrew Yates Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Football Soccer Britain - Manchester United v Tottenham Hotspur - Premier League - Old Trafford - 11/12/16 Manchester United's Henrikh Mkhitaryan is stretchered off injured Reuters / Andrew Yates Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Football Soccer Britain - Manchester United v Tottenham Hotspur - Premier League - Old Trafford - 11/12/16 Manchester United's Henrikh Mkhitaryan is stretchered off injured Action Images via Reuters / Jason Cairnduff Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Football Soccer Britain - Manchester United v Tottenham Hotspur - Premier League - Old Trafford - 11/12/16 Manchester United's Henrikh Mkhitaryan is stretchered off injured Action Images via Reuters / Jason Cairnduff Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Iraqi security forces provide medical assistance for an injured man, during a battle with Islamic State militants in Mosul

Rugby Union Britain - Wales v South Africa - Principality Stadium, Cardiff, Wales - 26/11/16 Wales' Dan Lydiate is carried off the pitch on a stretcher Action Images via Reuters / Paul Childs Livepic EDITORIAL USE ONLY.

Football Soccer Britain - Newcastle United v Blackburn Rovers - Sky Bet Championship - St James' Park - 26/11/16 Newcastle United's Jesus Gamez is stretchered off the pitch after sustaining an injury Mandatory Credit: Action Images / John Clifton Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Football Soccer Britain - Newcastle United v Blackburn Rovers - Sky Bet Championship - St James' Park - 26/11/16 Newcastle United's Jesus Gamez is stretchered off the pitch after sustaining an injury Mandatory Credit: Action Images / Ed Sykes Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Football Soccer Britain - Liverpool v Sunderland - Premier League - Anfield - 26/11/16 Liverpool's Philippe Coutinho is stretchered off after sustaining an injury as manager Juergen Klopp looks on Reuters / Phil Noble Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Football Soccer Britain - Liverpool v Sunderland - Premier League - Anfield - 26/11/16 Liverpool's Philippe Coutinho is stretchered off after sustaining an injury as manager Juergen Klopp looks on Reuters / Phil Noble Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Football Soccer Britain - Liverpool v Sunderland - Premier League - Anfield - 26/11/16 Liverpool's Philippe Coutinho is stretchered off after sustaining an injury Reuters / Phil Noble Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Men carry an injured person to a hospital after a suicide attack in Kabul, Afghanistan November 21, 2016. REUTERS/Mohammad Ismail

An injured man is transported to a hospital after a suicide attack in Kabul, Afghanistan November 21, 2016. REUTERS/Mohammad Ismail

An injured man is transported to a hospital after a suicide attack in Kabul, Afghanistan November 21, 2016. REUTERS/Mohammad Ismail

An injured boy is transported to a hospital after a suicide attack in Kabul, Afghanistan November 21, 2016. REUTERS/Mohammad Ismail

Funeral workers carry the dead body, whom police said a drug pusher killed during an anti-drug operation in metro Manila, Philippines November 15, 2016. REUTERS/Romeo Ranoco

Football Soccer - Colombia v Chile - World Cup 2018 Qualifiers - Roberto Melendez stadium - Barranquilla, Colombia. 11/10/16. Chile's Charles Aranguiz leaves the field on a stretcher. REUTERS/John Vizcaino

A blood stained stretcher lies on a wall after shelling in the rebel held besieged town of Douma, eastern Ghouta in Damascus, Syria October 24, 2016. REUTERS/Bassam Khabieh

A paramedic's stretcher sits backstage with a Trump campaign sign on it as Republican U.S. presidential nominee Donald Trump holds a rally in Johnstown, Pennsylvania, U.S. October 21, 2016. REUTERS/Jonathan Ernst