Cows are seen in a stable during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

A man holds a model of a cow as farmers spray powdered milk during the protest against dairy market overcapacity in Braine le Comte, amid the coronavirus disease (COVID-19) outbreak in Belgium May 7, 2020. REUTERS/Francois Lenoir

A man holds a model of a cow as farmers spray powdered milk during the protest against dairy market overcapacity in Braine le Comte, amid the coronavirus disease (COVID-19) outbreak in Belgium May 7, 2020. REUTERS/Francois Lenoir

Farmers spray powdered milk on a model of a cow as they protest against dairy market overcapacity in Braine le Comte, amid the coronavirus disease (COVID-19) outbreak in Belgium May 7, 2020. REUTERS/Francois Lenoir

Farmers spray powdered milk on a model of a cow as they protest against dairy market overcapacity in Braine le Comte, amid the coronavirus disease (COVID-19) outbreak in Belgium May 7, 2020. REUTERS/Francois Lenoir TPX IMAGES OF THE DAY

Farmers spray powdered milk on a model of a cow as they protest against dairy market overcapacity in Braine le Comte, amid the coronavirus disease (COVID-19) outbreak in Belgium May 7, 2020. REUTERS/Francois Lenoir

Farmers spray powdered milk on a model of a cow as they protest against dairy market overcapacity in Braine le Comte, amid the coronavirus disease (COVID-19) outbreak in Belgium May 7, 2020. REUTERS/Francois Lenoir

Farmers spray powdered milk on a model of a cow as they protest against dairy market overcapacity in Braine le Comte, amid the coronavirus disease (COVID-19) outbreak in Belgium May 7, 2020. REUTERS/Francois Lenoir

Farmers spray powdered milk on a model of a cow as they protest against dairy market overcapacity in Braine le Comte, amid the coronavirus disease (COVID-19) outbreak in Belgium May 7, 2020. REUTERS/Francois Lenoir

Belgian dairy farmer Yvon Deknudt is seen at his farm during the lockdown imposed by the government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a stable during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Belgian dairy farmer Yvon Deknudt works at his farm during the lockdown imposed by the government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Belgian dairy farmer Yvon Deknudt works at his farm during the lockdown imposed by the government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a stable during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a stable during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a stable during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a stable during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a field during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a field during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a field during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a field during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Cows are seen in a stable during the lockdown imposed by the Belgian government to slow the coronavirus disease (COVID-19) spread, in Braine-le-Comte, Belgium April 28, 2020. REUTERS/Yves Herman

Figure Skating - ISU European Figure Skating Championships 2020 - Steiermarkhalle, Graz, Austria - January 22, 2020 Monaco's Davide Lewton Brain during the Men's Short Program REUTERS/Antonio Bronic

Figure Skating - ISU European Figure Skating Championships 2020 - Steiermarkhalle, Graz, Austria - January 22, 2020 Monaco's Davide Lewton Brain during the Men's Short Program REUTERS/Antonio Bronic

Dec 21, 2019; Ottawa, Ontario, CAN; Philadelphia Flyers goalie Brain Elliott (37) makes a save on a shot from Ottawa Senators center Jean-Gabriel Pageau (44) in the third period at the Canadian Tire Centre. Mandatory Credit: Marc DesRosiers-USA TODAY Sports

A sardine can filled with tiny clay models of brains, sculpted by Singaporean artist Qixuan Lim, is pictured in Singapore, October 26, 2019. Picture taken October 26, 2019. REUTERS/Joseph Campbell

November 10, 2019; Seattle, WA, USA; Seattle Sounders head coach Brain Schmetzer speaks in a press conference after beating Toronto FC during the MLS Cup at CenturyLink Field. Mandatory Credit: Soobum Im-USA TODAY Sports

November 10, 2019; Seattle, WA, USA; Seattle Sounders head coach Brain Schmetzer speaks in a press conference after beating Toronto FC during the MLS Cup at CenturyLink Field. Mandatory Credit: Soobum Im-USA TODAY Sports

President of Liguria Giovanni Toti talks to the media as Tafida, a 5-year-old brain-damaged girl, arrives by air ambulance accompanied by her mother Shelina Begum to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

President of Liguria Giovanni Toti is pictured as Tafida, a 5-year-old brain-damaged girl, arrives by air ambulance accompanied by her mother Shelina Begum to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

Tafida, a 5-year-old brain-damaged girl, arrives by air ambulance accompanied by her mother Shelina Begum to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

Tafida, a 5-year-old brain-damaged girl, arrives by air ambulance accompanied by her mother Shelina Begum to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

Tafida, a 5-year-old brain-damaged girl, arrives by air ambulance accompanied by her mother Shelina Begum to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

Tafida, a 5-year-old brain-damaged girl, arrives by air ambulance to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

Shelina Begum, the mother of a 5-year-old brain-damaged girl, Tafida, arrives as she accompanies her daughter by air ambulance to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

Mohammed Raqeeb, father of a 5-year-old brain-damaged girl, Tafida, is pictured at the airport ahead of her arrival to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

Mohammed Raqeeb, father of a 5-year-old brain-damaged girl, Tafida, is pictured at the airport ahead of her arrival to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

A general view shows the Genoa airport, ahead of the arrival of a 5-year-old brain-damaged girl, Tafida, accompanied by her mother Shelina Begum, to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

A police officer is seen outside Genoa airport, ahead of the arrival of a 5-year-old brain-damaged girl, Tafida, accompanied by her mother Shelina Begum, to be treated at an Italian hospital, in Genoa, Italy October 15, 2019. REUTERS/Massimo Pinca

The pioneering four-limb robotic system, or exoskeleton, that is commanded and controlled by signals from the patient's brain is seen following a news conference after Thibault, a 28-year-old man, paralyzed from the shoulders down, had been able to walk using it at the French research center Clinatec in Grenoble, France, October 7, 2019. REUTERS/Emmanuel Foudrot

The pioneering four-limb robotic system, or exoskeleton, that is commanded and controlled by signals from the patient's brain is seen following a news conference after Thibault, a 28-year-old man, paralyzed from the shoulders down, had been able to walk using it at the French research center Clinatec in Grenoble, France, October 7, 2019. REUTERS/Emmanuel Foudrot

The pioneering four-limb robotic system, or exoskeleton, that is commanded and controlled by signals from the patient's brain is seen following a news conference after Thibault, a 28-year-old man, paralyzed from the shoulders down, had been able to walk using it at the French research center Clinatec in Grenoble, France, October 7, 2019. REUTERS/Emmanuel Foudrot

Alim Louis Benabid, a neurosurgeon and professor at the University of Grenoble, shows one of two recording devices containing 64 electrodes which collected brain signals to be implanted one either side of the patient's head during a news conference after Thibault, a 28-year-old man, paralyzed from the shoulders down, had been able to walk using a robotic exoskeleton controlled by his own mind, at the French research center Clinatec in Grenoble, France, October 7, 2019. REUTERS/Emmanuel Foudrot

Karen Neely, a coral ecologist at Nova Southeastern University, carries a piece of Pseudodiploria strigosa (Symmetrical Brain Coral) affected by Stony Tissue Loss Disease (SCTLD) on a dive to collect samples of corals afflicted by the disease near Key West, Florida, U.S. September 9, 2019. REUTERS/Lucas Jackson

Different species of brain coral lie in ziplock bags to limit their ability to spread pathogens off the Stony Coral Tissue Loss Disease (SCTLD) near the University of the Virgin Islands campus in St Thomas in the U.S. Virgin Islands, May 15, 2019. REUTERS/Lucas Jackson

Polyps on a Pseudodiploria strigosa (Symmetrical Brain Coral) create patterns on top of it's skeletal base as the coral rests in a laboratory at a Florida Aquarium facility near Tampa, Florida, U.S. August 14, 2019. This coral is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD). REUTERS/Lucas Jackson

Polyps on a Colpophyllia natans (Boulder Brain Coral) create patterns on top of it's skeletal base as the coral rests in a laboratory at a Florida Aquarium facility near Tampa, Florida, U.S. August 14, 2019. This coral is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD). REUTERS/Lucas Jackson

Polyps on a Diploria labyrinthiformis (Grooved Brain Coral) create patterns on top of it's skeletal base as the coral rests in a laboratory at a Florida Aquarium facility near Tampa, Florida, U.S. August 14, 2019. This coral is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD). REUTERS/Lucas Jackson

Polyps on a Diploria labyrinthiformis (Grooved Brain Coral) create patterns on top of it's skeletal base as the coral rests in a laboratory at a Florida Aquarium facility near Tampa, Florida, U.S. August 14, 2019. This coral is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD). REUTERS/Lucas Jackson

A small Diploria labyrinthiformis (Grooved Brain Coral) is photographed in a lab at the University of the Virgin Islands campus, the species is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD), in St Thomas in the U.S. Virgin Islands, May 17, 2019. REUTERS/Lucas Jackson

Polyps on a Colpophyllia natans (Boulder Brain Coral) create patterns on top of its skeletal base as the coral rests in a laboratory at a Florida Aquarium facility near Tampa, Florida, U.S. August 14, 2019. This species of coral is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD). REUTERS/Lucas Jackson SEARCH "JACKSON CORAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Different species of brain coral lie in ziplock bags to limit their ability to spread pathogens of the Stony Coral Tissue Loss Disease (SCTLD) near the University of the Virgin Islands campus in St Thomas in the U.S. Virgin Islands, May 15, 2019. REUTERS/Lucas Jackson SEARCH "JACKSON CORAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A small Diploria labyrinthiformisÊ(Grooved Brain Coral) is photographed in a lab at the University of the Virgin Islands campus, in St Thomas in the U.S. Virgin Islands, May 17, 2019. This species of coral is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD). REUTERS/Lucas Jackson SEARCH "JACKSON CORAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Polyps on a Pseudodiploria strigosa (Symmetrical Brain Coral) create patterns on top of its skeletal base as the coral rests in a laboratory at a Florida Aquarium facility near Tampa, Florida, U.S. August 14, 2019. This species of coral is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD). REUTERS/Lucas Jackson SEARCH "JACKSON CORAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Polyps on a Colpophyllia natans (Boulder Brain Coral) create patterns on top of its skeletal base as the coral rests in a laboratory at a Florida Aquarium facility near Tampa, Florida, U.S. August 14, 2019. This coral is extremely susceptible to Stony Coral Tissue Loss Disease (SCTLD). REUTERS/Lucas Jackson SEARCH "JACKSON CORAL" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A view shows a detail of the giant magnet within which the magnectic field is 11.7 T., the core component of the most powerful MRIof the most powerful MRI (Magnetic Resonance Imaging) scanner in the world to be used for human brain imaging at the Neurospin facility of the CEA Saclay Nuclear Research Centre near Paris, France, September 17, 2019. Picture taken September 17, 2019. REUTERS/Thierry Chiarello

A view shows one of the superconductor coils which are assembled to form the giant magnet within which the magnectic field is 11.7 T., the core component of the most powerful MRI (Magnetic Resonance Imaging) scanner in the world to be used for human brain imaging at the Neurospin facility of the CEA Saclay Nuclear Research Centre near Paris, France, September 17, 2019. Picture taken September 17, 2019. REUTERS/Thierry Chiarello

Traditional healer Bi Mwanahija Mzee, 56, massages three-month-old infant Abduli Juma in Zanzibar City, Tanzania, January 20, 2019. Abduli's mom, Semeni, brought him to the healer because he is very lethargic and can't hold his head up. Bi Mwanahija Mzee believes that the baby is possessed by supernatural sprits like djinns. However hospital doctors say he has an incurable brain issue. REUTERS/Nicky Woo SEARCH "TANZANIA HEALTH" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY

Police detain a demonstrator during a protest against the deaths of children who have died this month in the eastern Indian state of Bihar, from encephalitis, commonly known as brain fever, in Kolkata, India, June 24, 2019. REUTERS/Rupak De Chowdhuri